What is the Greatest Common Factor of 70523 and 70542?

Greatest common factor (GCF) of 70523 and 70542 is 1.

GCF(70523,70542) = 1

We will now calculate the prime factors of 70523 and 70542, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 70523 and 70542.

How to find the GCF of 70523 and 70542?

We will first find the prime factorization of 70523 and 70542. After we will calculate the factors of 70523 and 70542 and find the biggest common factor number .

Step-1: Prime Factorization of 70523

Prime factors of 70523 are 109, 647. Prime factorization of 70523 in exponential form is:

70523 = 109¹ × 647¹

Step-2: Prime Factorization of 70542

Prime factors of 70542 are 2, 3, 3919. Prime factorization of 70542 in exponential form is:

70542 = 2¹ × 3² × 3919¹

Step-3: Factors of 70523

List of positive integer factors of 70523 that divides 70523 without a remainder.

1, 109, 647

Step-4: Factors of 70542

List of positive integer factors of 70542 that divides 70523 without a remainder.

1, 2, 3, 6, 9, 18, 3919, 7838, 11757, 23514, 35271

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 70523 and 70542. The biggest common factor number is the GCF number.
So the greatest common factor 70523 and 70542 is 1.

Also check out the Least Common Multiple of 70523 and 70542