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 3680, 3685 i.e. 5 largest integer by which both the numbers can be divided.
Greatest common factor (GCF) of 3680 and 3685 is 5.
GCF(3680,3685) = 5
Greatest common factor or Greatest common divisor (GCD) can be calculated in following way;
Prime Factorization of 3680
2 | 3680 |
2 | 1840 |
2 | 920 |
2 | 460 |
2 | 230 |
5 | 115 |
23 | 23 |
1 |
Prime factors of 3680 are 2,5,23. Prime factorization of 3680 in exponential form is:
3680 = 25×51×231
Prime Factorization of 3685
5 | 3685 |
11 | 737 |
67 | 67 |
1 |
Prime factors of 3685 are 5,11,67. Prime factorization of 3685 in exponential form is:
3685 = 51×111×671
∴ So by taking common prime factors GCF of 3680 and 3685 is 5
Factors of 3680
List of positive integer factors of 3680 that divides 3680 without a remainder.
1,2,4,5,8,10,16,20,23,32,40,46,80,92,115,160,184,230,368,460,736,920,1840,3680
Factors of 3685
List of positive integer factors of 3685 that divides 3685 without a remainder.
1,5,11,55,67,335,737,3685
Greatest Common Factor
We found the factors and prime factorization of 3680 and 3685. The biggest common factor number is the GCF number.
So the greatest common factor 3680 and 3685 is 5.
Also check out the Least Common Multiple of 3680 and 3685
(i) The GCF of 3680 and 3685 is associative
GCF of 3680 and 3685 = GCF of 3685 and 3680
1. What is the GCF of 3680 and 3685?
Answer: GCF of 3680 and 3685 is 5.
2. What are the Factors of 3680?
Answer: Factors of 3680 are 1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 460, 736, 920, 1840, 3680. There are 24 integers that are factors of 3680. The greatest factor of 3680 is 3680.
3. What are the Factors of 3685?
Answer: Factors of 3685 are 1, 5, 11, 55, 67, 335, 737, 3685. There are 8 integers that are factors of 3685. The greatest factor of 3685 is 3685.
4. How to Find the GCF of 3680 and 3685?
Answer:
Greatest Common Factor of 3680 and 3685 = 5
Step 1: Find the prime factorization of 3680
3680 = 2 x 2 x 2 x 2 x 2 x 5 x 23
Step 2: Find the prime factorization of 3685
3685 = 5 x 11 x 67
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 3680 and 3685 is 5