What is the Greatest Common Factor of 61700 and 61718?

Greatest common factor (GCF) of 61700 and 61718 is 2.

GCF(61700,61718) = 2

We will now calculate the prime factors of 61700 and 61718, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 61700 and 61718.

How to find the GCF of 61700 and 61718?

We will first find the prime factorization of 61700 and 61718. After we will calculate the factors of 61700 and 61718 and find the biggest common factor number .

Step-1: Prime Factorization of 61700

Prime factors of 61700 are 2, 5, 617. Prime factorization of 61700 in exponential form is:

61700 = 2² × 5² × 617¹

Step-2: Prime Factorization of 61718

Prime factors of 61718 are 2, 30859. Prime factorization of 61718 in exponential form is:

61718 = 2¹ × 30859¹

Step-3: Factors of 61700

List of positive integer factors of 61700 that divides 61700 without a remainder.

1, 2, 4, 5, 10, 20, 25, 50, 100, 617, 1234, 2468, 3085, 6170, 12340, 15425, 30850

Step-4: Factors of 61718

List of positive integer factors of 61718 that divides 61700 without a remainder.

1, 2, 30859

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 61700 and 61718. The biggest common factor number is the GCF number.
So the greatest common factor 61700 and 61718 is 2.

Also check out the Least Common Multiple of 61700 and 61718