120 lessons,

20h 16m

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- 1.Number System Course Overview (in Hindi)3:43
- 2.Number System (Properties of Number - 1) (in Hindi)13:08
- 3.Number System (Properties of Number - 2) (in Hindi)12:49
- 4.Number System (Properties of Number - 3) (in Hindi)10:23
- 5.Number System (Properties of Number - 4) (in Hindi)10:34
- 6.Number System (Properties of Number - 5) (in Hindi)12:09
- 7.Number System (Properties of Number - 6) (in Hindi)9:19
- 8.Number System (Properties of Number - 7) (in Hindi)9:09
- 9.Number System (Properties of Number - 8) (in Hindi)10:16
- 10.Number System (Properties of Number - 9) (in Hindi)10:44
- 11.Number System (Properties practice problem - 1) (in Hindi)8:03
- 12.Number System (Properties practice problem - 2) (in Hindi)9:36
- 13.Number System (Properties practice problem - 3) (in Hindi)9:22
- 14.Number System (Properties practice problem - 4) (in Hindi)11:00
- 15.Number System (Divisibility rule - 1) (in Hindi)9:23
- 16.Number System (Divisibility rule - 2) (in Hindi)10:43
- 17.Number System (Divisibility rule - 3) (in Hindi)10:00
- 18.Number System (Divisibility rule - 4) (in Hindi)10:09
- 19.Number System (Divisibility rule - 5) (in Hindi)11:18
- 20.Number System (Divisibility rule - 6) (in Hindi)10:35
- 21.Number System (Divisibility rule - 7) (in Hindi)11:16
- 22.Number System (Divisibility practice problem - 1) (in Hindi)10:41
- 23.Number System (Divisibility practice problem - 2) (in Hindi)12:41
- 24.Number System (Divisibility practice problem - 3) (in Hindi)10:52
- 25.Number System (Unit Digit -1) (in Hindi)11:52
- 26.Number System (Unit Digit -2) (in Hindi)10:04
- 27.Number System (Factorial -1) (in Hindi)10:48
- 28.Number System (Factorial -2) (in Hindi)11:12
- 29.Number System (Factorial - 3) (in Hindi)9:45
- 30.Number System (Factorial - 4) (in Hindi)10:36
- 31.Number System (Trailing Zero - 1) (in Hindi)10:22
- 32.Number System (Trailing Zero - 2) (in Hindi)9:09
- 33.Number System (Trailing Zero - 3) (in Hindi)9:27
- 34.Number System (Trailing Zero - 4) (in Hindi)8:43
- 35.Number System (Trailing Zero - 5) (in Hindi)9:28
- 36.Number System (Remainder Theorem - 1) (in Hindi)10:22
- 37.Number System (Remainder Theorem - 2) (in Hindi)10:39
- 38.Number System (Remainder Theorem - 3) (in Hindi)11:18
- 39.Number System (Remainder Theorem - 4) (in Hindi)11:03
- 40.Number System (Remainder Theorem - 5) (in Hindi)9:32
- 41.Number System (Remainder Theorem - 6) (in Hindi)9:08
- 42.Number System (Negative remainder - 1) (in Hindi)11:45
- 43.Number System (Negative remainder - 2) (in Hindi)10:13
- 44.Number System (Remainder Euler's theorem - 1) (in Hindi)9:38
- 45.Number System (Remainder Euler's theorem - 2) (in Hindi)12:11
- 46.Number System (Remainder Euler's theorem - 3) (in Hindi)9:00
- 47.Number System (Euler's theorem application - 4) (in Hindi)9:11
- 48.Number System (Euler's theorem application - 5) (in Hindi)10:12
- 49.Number System (Euler's theorem application - 6) (in Hindi)10:22
- 50.Number System (Fermat Theorem - 1) (in Hindi)10:18
- 51.Number System (Fermat Theorem - 2) (in Hindi)9:06
- 52.Number System (Chinese Remainder Theorem - 1) (in Hindi)13:06
- 53.Number System (Chinese Remainder Theorem - 2) (in Hindi)9:44
- 54.Number System (Remainder Practice Problem - 1) (in Hindi)9:39
- 55.Number System (Remainder Practice Problem - 2) (in Hindi)9:43
- 56.Number System (Remainder Practice Problem - 3) (in Hindi)11:54
- 57.Number System (Remainder Practice Problem - 4) (in Hindi)9:49
- 58.Number System (Remainder Practice Problem - 5) (in Hindi)8:54
- 59.Number System (Remainder Practice Problem - 6) (in Hindi)10:57
- 60.Number System (HCF & LCM - 1) (in Hindi)10:03
- 61.Number System (HCF & LCM - 2) (in Hindi)10:20
- 62.Number System (HCF & LCM - 3) (in Hindi)11:27
- 63.Number System (HCF & LCM - 4) (in Hindi)10:12
- 64.Number System (HCF & LCM - 5) (in Hindi)10:48
- 65.Number System (HCF & LCM - 6) (in Hindi)11:24
- 66.Number System (HCF & LCM - 7) (in Hindi)12:29
- 67.Number System (HCF & LCM - 8) (in Hindi)11:13
- 68.Number System (HCF & LCM - 9) (in Hindi)10:11
- 69.Number System (HCF & LCM - 10) (in Hindi)10:47
- 70.Number System (HCF & LCM - 11) (in Hindi)10:02
- 71.Number System (HCF & LCM - 12) (in Hindi)11:47
- 72.Number System (HCF & LCM - 13) (in Hindi)9:33
- 73.Number System (HCF & LCM - 14) (in Hindi)11:43
- 74.Number System (HCF & LCM - 15) (in Hindi)9:53
- 75.Number System (HCF & LCM - 16) (in Hindi)9:57
- 76.Number System (HCF & LCM - 17) (in Hindi)10:12
- 77.Number System (HCF & LCM - 18) (in Hindi)12:52
- 78.HCF & LCM practice problem - 1 (in Hindi)11:04
- 79.HCF & LCM practice problem - 2 (in Hindi)9:48
- 80.HCF & LCM practice problem - 3 (in Hindi)10:05
- 81.HCF & LCM practice problem - 4 (in Hindi)11:08
- 82.HCF & LCM practice problem - 5 (in Hindi)9:57
- 83.Number System practice problem - 1 (in Hindi)10:12
- 84.Number System practice problem - 2 (in Hindi)8:37
- 85.Number System practice problem - 3 (in Hindi)9:16
- 86.Number System practice problem - 4 (in Hindi)9:06
- 87.Number System practice problem - 5 (in Hindi)8:39
- 88.Number System practice problem - 6 (in Hindi)8:54
- 89.Number System practice problem - 7 (in Hindi)11:16
- 90.Number System practice problem - 8 (in Hindi)9:17
- 91.Number System practice problem - 9 (in Hindi)9:51
- 92.Number System practice problem - 10 (in Hindi)9:56
- 93.Number System practice problem - 11 (in Hindi)8:20
- 94.Number System practice problem - 12 (in Hindi)9:28
- 95.Number System practice problem - 13 (in Hindi)9:07
- 96.Number System practice problem - 14 (in Hindi)9:07
- 97.Number System practice problem - 15 (in Hindi)9:13
- 98.Number System practice problem - 16 (in Hindi)9:10
- 99.Number System practice problem - 17 (in Hindi)9:08
- 100.Number System practice problem - 18 (in Hindi)9:08
- 101.Number System practice problem - 19 (in Hindi)9:18
- 102.Number System practice problem - 20 (in Hindi)9:18
- 103.Number System practice problem - 21 (in Hindi)9:39
- 104.Number System practice problem - 22 (in Hindi)9:19
- 105.Number System practice problem - 23 (in Hindi)9:14
- 106.Number System practice problem - 24 (in Hindi)9:03
- 107.Number System practice problem - 25 (in Hindi)7:53
- 108.Number System practice problem - 26 (in Hindi)10:44
- 109.Number System practice problem - 27 (in Hindi)8:28
- 110.Number System practice problem - 28 (in Hindi)9:51
- 111.Number System practice problem - 29 (in Hindi)10:14
- 112.Number System practice problem - 30 (in Hindi)9:17
- 113.Number System practice problem - 31 (in Hindi)9:04
- 114.Number System practice problem - 32 (in Hindi)10:44
- 115.Number System practice problem - 33 (in Hindi)10:20
- 116.Number System practice problem - 34 (in Hindi)8:37
- 117.Number System practice problem - 35 (in Hindi)12:25
- 118.Number System practice problem - 36 (in Hindi)10:37
- 119.Number System practice problem - 37 (in Hindi)9:50
- 120.Number System practice problem - 38 (in Hindi)10:02
- Stay tuned! More lessons will be added soon.

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## Bharat Gupta is teaching live on Unacademy Plus

Bharat Gupta

Engineer by degree Mathematician by Heart. Having 22 years of teaching experience.
More than 20000 students selected.

Comments

(3)

U

Unacademy user

Ns

Nitin singh

3 years ago

Namaste mam I am Nitin Singh from Dehradun I preparing CDS EXAM.

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Harpreet Kaur

3 years ago

Good luck for your exam dear

A C

a year ago

Sir, according to Euler's theorem we divide the power by phi(n) if a and n are co-prime. So when we have to find the unit digit of any number why do we simply divide the power by 4 which is phi(10) even when its not co prime with 10? Like in question 2 here?

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K

Kavita

a year ago

last ques kisi aur method se bataiye

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Tarun Pathania

4 months ago

Sir when powers are same we cant we just add the base and solve the question.(ques 3)

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