Created By : Jatin Gogia
Reviewed By : Rajasekhar Valipishetty
Last Updated : Apr 06, 2023
Make use of GCF Calculator to quickly find the Greatest Common Factor of numbers 3715, 3720 i.e. 5 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 3715 and 3720 is 5.
GCF(3715,3720) = 5
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 3715
5 | 3715 |
743 | 743 |
1 |
Prime factors of 3715 are 5,743. Prime factorization of 3715 in exponential form is:
3715 = 51×7431
Prime Factorization of 3720
2 | 3720 |
2 | 1860 |
2 | 930 |
3 | 465 |
5 | 155 |
31 | 31 |
1 |
Prime factors of 3720 are 2,3,5,31. Prime factorization of 3720 in exponential form is:
3720 = 23×31×51×311
∴ So by taking common prime factors GCF of 3715 and 3720 is 5
Factors of 3715
List of positive integer factors of 3715 that divides 3715 without a remainder.
1,5,743,3715
Factors of 3720
List of positive integer factors of 3720 that divides 3720 without a remainder.
1,2,3,4,5,6,8,10,12,15,20,24,30,31,40,60,62,93,120,124,155,186,248,310,372,465,620,744,930,1240,1860,3720
Greatest Common Factor
We found the factors and prime factorization of 3715 and 3720. The biggest common factor number is the GCF number.
So the greatest common factor 3715 and 3720 is 5.
Also check out the Least Common Multiple of 3715 and 3720
(i) The GCF of 3715 and 3720 is associative
GCF of 3715 and 3720 = GCF of 3720 and 3715
1. What is the GCF of 3715 and 3720?
Answer: GCF of 3715 and 3720 is 5.
2. What are the Factors of 3715?
Answer: Factors of 3715 are 1, 5, 743, 3715. There are 4 integers that are factors of 3715. The greatest factor of 3715 is 3715.
3. What are the Factors of 3720?
Answer: Factors of 3720 are 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720. There are 32 integers that are factors of 3720. The greatest factor of 3720 is 3720.
4. How to Find the GCF of 3715 and 3720?
Answer:
Greatest Common Factor of 3715 and 3720 = 5
Step 1: Find the prime factorization of 3715
3715 = 5 x 743
Step 2: Find the prime factorization of 3720
3720 = 2 x 2 x 2 x 3 x 5 x 31
Step 3: Multiply those factors both numbers have in common in steps i) or ii) above to find the gcf:
GCF = 5
Step 4: Therefore, the greatest common factor of 3715 and 3720 is 5