What is the Greatest Common Factor of 61047 and 61061?

Greatest common factor (GCF) of 61047 and 61061 is 7.

GCF(61047,61061) = 7

We will now calculate the prime factors of 61047 and 61061, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 61047 and 61061.

How to find the GCF of 61047 and 61061?

We will first find the prime factorization of 61047 and 61061. After we will calculate the factors of 61047 and 61061 and find the biggest common factor number .

Step-1: Prime Factorization of 61047

Prime factors of 61047 are 3, 7, 17, 19. Prime factorization of 61047 in exponential form is:

61047 = 3³ × 7¹ × 17¹ × 19¹

Step-2: Prime Factorization of 61061

Prime factors of 61061 are 7, 11, 13, 61. Prime factorization of 61061 in exponential form is:

61061 = 7¹ × 11¹ × 13¹ × 61¹

Step-3: Factors of 61047

List of positive integer factors of 61047 that divides 61047 without a remainder.

1, 3, 7, 9, 17, 19, 21, 27, 51, 57, 63, 119, 133, 153, 171, 189, 323, 357, 399, 459, 513, 969, 1071, 1197, 2261, 2907, 3213, 3591, 6783, 8721, 20349

Step-4: Factors of 61061

List of positive integer factors of 61061 that divides 61047 without a remainder.

1, 7, 11, 13, 61, 77, 91, 143, 427, 671, 793, 1001, 4697, 5551, 8723

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 61047 and 61061. The biggest common factor number is the GCF number.
So the greatest common factor 61047 and 61061 is 7.

Also check out the Least Common Multiple of 61047 and 61061