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Divisibility Rule of 41, 43 & 47 (In Hindi)
Lesson 13 of 39 • 0 upvotes • 9:50mins
Harshit Dwivedi
Divisibility Rule of 41, 43 & 47 have been discussed but not proved. This may become helpful in specific type of questions which directly deal with these concepts.
(Hindi) Number System Complete Course
39 lessons • 5h 37m
1
Introduction to Prime Numbers (in Hindi)
9:02mins
2
How to Find Whether a Number is Prime or Not? (in Hindi)
8:45mins
3
Proving the previous method of finding Prime Numbers (in Hindi)
8:46mins
4
Prime Numbers Basic Question Solving (in Hindi)
8:02mins
5
Basics of Remainders in Addition Subtraction and Multiplication (in Hindi)
9:41mins
6
Divisibility Rule of 2, 4, 8, 16, 32 and so on (in Hindi)
9:59mins
7
Divisibility Rule of 3 and 9 (in Hindi)
8:35mins
8
Divisibility Rule of 11 (In Hindi)
8:47mins
9
Combined Divisibility Rule of 7, 11 & 13 (In Hindi)
8:53mins
10
Divisibility Rule of 7, 11 & 13 (In Hindi)
8:56mins
11
Divisibility Rule of 17, 19 & 23 (In Hindi)
9:10mins
12
Divisibility Rule of 29, 31 & 37 (In Hindi)
8:59mins
13
Divisibility Rule of 41, 43 & 47 (In Hindi)
9:50mins
14
LCM: Division, Prime Factorisation & Multiplication Method (In Hindi)
8:51mins
15
LCM Type One Question Solving (In Hindi)
9:11mins
16
Understanding LCM Type 2 Concept (In Hindi)
8:05mins
17
LCM Type 2 Question Solving (In Hindi)
8:26mins
18
LCM Type 3 in two variables (In Hindi)
8:37mins
19
LCM Type 3 in three Variables (In Hindi)
8:42mins
20
LCM Question Solving (In Hindi)
8:54mins
21
HCF/GCD Basics - Division and Prime Factorisation Method (In Hindi)
8:19mins
22
HCF/GCD Type One Concept With Examples (In Hindi)
9:26mins
23
HCF/GCD Type Two Concept With Examples (In Hindi)
7:41mins
24
LCM & HCF Question Solving Part One (In Hindi)
8:41mins
25
LCM & HCF Question Solving Part Two (In Hindi)
8:56mins
26
LCM & HCF Question Solving Part Three (In Hindi)
9:54mins
27
LCM & HCF Question Solving Part Four (In Hindi)
8:35mins
28
LCM & HCF of Fractions (In Hindi)
8:09mins
29
Concept of Successive Division (In Hindi)
8:05mins
30
Successive Division Question Solving (In Hindi)
8:37mins
31
Prime Factorisation and Number of Factors of a Number (In Hindi)
8:02mins
32
Application of Totient Function to find Co-Primes Less than a Number (In Hindi)
8:03mins
33
Sum of all Co-Primes Less than a Number (In Hindi)
8:12mins
34
An Extension of the Application of Totient Function (In Hindi)
8:51mins
35
How to Find the Sum of all Co-Primes by Conventional & Totient Method (In Hindi)
8:18mins
36
Why the Finding Factors of a Number Formula Works (In Hindi)
7:09mins
37
Odd Factors of a Number and their Sum (In Hindi)
8:04mins
38
Even Factors of a Number and their Sum (In Hindi)
8:03mins
39
Sum of Factors of a Number (In Hindi)
8:25mins
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