What is the Greatest Common Factor of 72974 and 72987?

Greatest common factor (GCF) of 72974 and 72987 is 1.

GCF(72974,72987) = 1

We will now calculate the prime factors of 72974 and 72987, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 72974 and 72987.

How to find the GCF of 72974 and 72987?

We will first find the prime factorization of 72974 and 72987. After we will calculate the factors of 72974 and 72987 and find the biggest common factor number .

Step-1: Prime Factorization of 72974

Prime factors of 72974 are 2, 11, 31, 107. Prime factorization of 72974 in exponential form is:

72974 = 2¹ × 11¹ × 31¹ × 107¹

Step-2: Prime Factorization of 72987

Prime factors of 72987 are 3, 24329. Prime factorization of 72987 in exponential form is:

72987 = 3¹ × 24329¹

Step-3: Factors of 72974

List of positive integer factors of 72974 that divides 72974 without a remainder.

1, 2, 11, 22, 31, 62, 107, 214, 341, 682, 1177, 2354, 3317, 6634, 36487

Step-4: Factors of 72987

List of positive integer factors of 72987 that divides 72974 without a remainder.

1, 3, 24329

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 72974 and 72987. The biggest common factor number is the GCF number.
So the greatest common factor 72974 and 72987 is 1.

Also check out the Least Common Multiple of 72974 and 72987