What is the Greatest Common Factor of 42636 and 42643?

Greatest common factor (GCF) of 42636 and 42643 is 1.

GCF(42636,42643) = 1

We will now calculate the prime factors of 42636 and 42643, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 42636 and 42643.

How to find the GCF of 42636 and 42643?

We will first find the prime factorization of 42636 and 42643. After we will calculate the factors of 42636 and 42643 and find the biggest common factor number .

Step-1: Prime Factorization of 42636

Prime factors of 42636 are 2, 3, 11, 17, 19. Prime factorization of 42636 in exponential form is:

42636 = 2² × 3¹ × 11¹ × 17¹ × 19¹

Step-2: Prime Factorization of 42643

Prime factors of 42643 are 42643. Prime factorization of 42643 in exponential form is:

42643 = 42643¹

Step-3: Factors of 42636

List of positive integer factors of 42636 that divides 42636 without a remainder.

1, 2, 3, 4, 6, 11, 12, 17, 19, 22, 33, 34, 38, 44, 51, 57, 66, 68, 76, 102, 114, 132, 187, 204, 209, 228, 323, 374, 418, 561, 627, 646, 748, 836, 969, 1122, 1254, 1292, 1938, 2244, 2508, 3553, 3876, 7106, 10659, 14212, 21318

Step-4: Factors of 42643

List of positive integer factors of 42643 that divides 42636 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 42636 and 42643. The biggest common factor number is the GCF number.
So the greatest common factor 42636 and 42643 is 1.

Also check out the Least Common Multiple of 42636 and 42643