What is the Greatest Common Factor of 70120 and 70128?

Greatest common factor (GCF) of 70120 and 70128 is 8.

GCF(70120,70128) = 8

We will now calculate the prime factors of 70120 and 70128, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 70120 and 70128.

How to find the GCF of 70120 and 70128?

We will first find the prime factorization of 70120 and 70128. After we will calculate the factors of 70120 and 70128 and find the biggest common factor number .

Step-1: Prime Factorization of 70120

Prime factors of 70120 are 2, 5, 1753. Prime factorization of 70120 in exponential form is:

70120 = 2³ × 5¹ × 1753¹

Step-2: Prime Factorization of 70128

Prime factors of 70128 are 2, 3, 487. Prime factorization of 70128 in exponential form is:

70128 = 2⁴ × 3² × 487¹

Step-3: Factors of 70120

List of positive integer factors of 70120 that divides 70120 without a remainder.

1, 2, 4, 5, 8, 10, 20, 40, 1753, 3506, 7012, 8765, 14024, 17530, 35060

Step-4: Factors of 70128

List of positive integer factors of 70128 that divides 70120 without a remainder.

1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 487, 974, 1461, 1948, 2922, 3896, 4383, 5844, 7792, 8766, 11688, 17532, 23376, 35064

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 70120 and 70128. The biggest common factor number is the GCF number.
So the greatest common factor 70120 and 70128 is 8.

Also check out the Least Common Multiple of 70120 and 70128