What is the Greatest Common Factor of 87142 and 87147?

Greatest common factor (GCF) of 87142 and 87147 is 1.

GCF(87142,87147) = 1

We will now calculate the prime factors of 87142 and 87147, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 87142 and 87147.

How to find the GCF of 87142 and 87147?

We will first find the prime factorization of 87142 and 87147. After we will calculate the factors of 87142 and 87147 and find the biggest common factor number .

Step-1: Prime Factorization of 87142

Prime factors of 87142 are 2, 11, 17, 233. Prime factorization of 87142 in exponential form is:

87142 = 2¹ × 11¹ × 17¹ × 233¹

Step-2: Prime Factorization of 87147

Prime factors of 87147 are 3, 23, 421. Prime factorization of 87147 in exponential form is:

87147 = 3² × 23¹ × 421¹

Step-3: Factors of 87142

List of positive integer factors of 87142 that divides 87142 without a remainder.

1, 2, 11, 17, 22, 34, 187, 233, 374, 466, 2563, 3961, 5126, 7922, 43571

Step-4: Factors of 87147

List of positive integer factors of 87147 that divides 87142 without a remainder.

1, 3, 9, 23, 69, 207, 421, 1263, 3789, 9683, 29049

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 87142 and 87147. The biggest common factor number is the GCF number.
So the greatest common factor 87142 and 87147 is 1.

Also check out the Least Common Multiple of 87142 and 87147