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What is the Greatest Common Factor of 42510 and 42523?

Greatest common factor (GCF) of 42510 and 42523 is 13.

GCF(42510,42523) = 13

We will now calculate the prime factors of 42510 and 42523, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 42510 and 42523.

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How to find the GCF of 42510 and 42523?

We will first find the prime factorization of 42510 and 42523. After we will calculate the factors of 42510 and 42523 and find the biggest common factor number .

Step-1: Prime Factorization of 42510

Prime factors of 42510 are 2, 3, 5, 13, 109. Prime factorization of 42510 in exponential form is:

42510 = 21 × 31 × 51 × 131 × 1091

Step-2: Prime Factorization of 42523

Prime factors of 42523 are 13, 3271. Prime factorization of 42523 in exponential form is:

42523 = 131 × 32711

Step-3: Factors of 42510

List of positive integer factors of 42510 that divides 42510 without a remainder.

1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 109, 130, 195, 218, 327, 390, 545, 654, 1090, 1417, 1635, 2834, 3270, 4251, 7085, 8502, 14170, 21255

Step-4: Factors of 42523

List of positive integer factors of 42523 that divides 42510 without a remainder.

1, 13, 3271

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 42510 and 42523. The biggest common factor number is the GCF number.
So the greatest common factor 42510 and 42523 is 13.

Also check out the Least Common Multiple of 42510 and 42523