What is the Greatest Common Factor of 62643 and 62656?

Greatest common factor (GCF) of 62643 and 62656 is 1.

GCF(62643,62656) = 1

We will now calculate the prime factors of 62643 and 62656, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 62643 and 62656.

How to find the GCF of 62643 and 62656?

We will first find the prime factorization of 62643 and 62656. After we will calculate the factors of 62643 and 62656 and find the biggest common factor number .

Step-1: Prime Factorization of 62643

Prime factors of 62643 are 3, 7, 19, 157. Prime factorization of 62643 in exponential form is:

62643 = 3¹ × 7¹ × 19¹ × 157¹

Step-2: Prime Factorization of 62656

Prime factors of 62656 are 2, 11, 89. Prime factorization of 62656 in exponential form is:

62656 = 2⁶ × 11¹ × 89¹

Step-3: Factors of 62643

List of positive integer factors of 62643 that divides 62643 without a remainder.

1, 3, 7, 19, 21, 57, 133, 157, 399, 471, 1099, 2983, 3297, 8949, 20881

Step-4: Factors of 62656

List of positive integer factors of 62656 that divides 62643 without a remainder.

1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 89, 176, 178, 352, 356, 704, 712, 979, 1424, 1958, 2848, 3916, 5696, 7832, 15664, 31328

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 62643 and 62656. The biggest common factor number is the GCF number.
So the greatest common factor 62643 and 62656 is 1.

Also check out the Least Common Multiple of 62643 and 62656