What is the Greatest Common Factor of 61551 and 61562?

Greatest common factor (GCF) of 61551 and 61562 is 1.

GCF(61551,61562) = 1

We will now calculate the prime factors of 61551 and 61562, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 61551 and 61562.

How to find the GCF of 61551 and 61562?

We will first find the prime factorization of 61551 and 61562. After we will calculate the factors of 61551 and 61562 and find the biggest common factor number .

Step-1: Prime Factorization of 61551

Prime factors of 61551 are 3, 7, 977. Prime factorization of 61551 in exponential form is:

61551 = 3² × 7¹ × 977¹

Step-2: Prime Factorization of 61562

Prime factors of 61562 are 2, 30781. Prime factorization of 61562 in exponential form is:

61562 = 2¹ × 30781¹

Step-3: Factors of 61551

List of positive integer factors of 61551 that divides 61551 without a remainder.

1, 3, 7, 9, 21, 63, 977, 2931, 6839, 8793, 20517

Step-4: Factors of 61562

List of positive integer factors of 61562 that divides 61551 without a remainder.

1, 2, 30781

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 61551 and 61562. The biggest common factor number is the GCF number.
So the greatest common factor 61551 and 61562 is 1.

Also check out the Least Common Multiple of 61551 and 61562