What is the Greatest Common Factor of 69210 and 69228?

Greatest common factor (GCF) of 69210 and 69228 is 18.

GCF(69210,69228) = 18

We will now calculate the prime factors of 69210 and 69228, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 69210 and 69228.

How to find the GCF of 69210 and 69228?

We will first find the prime factorization of 69210 and 69228. After we will calculate the factors of 69210 and 69228 and find the biggest common factor number .

Step-1: Prime Factorization of 69210

Prime factors of 69210 are 2, 3, 5, 769. Prime factorization of 69210 in exponential form is:

69210 = 2¹ × 3² × 5¹ × 769¹

Step-2: Prime Factorization of 69228

Prime factors of 69228 are 2, 3, 641. Prime factorization of 69228 in exponential form is:

69228 = 2² × 3³ × 641¹

Step-3: Factors of 69210

List of positive integer factors of 69210 that divides 69210 without a remainder.

1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 769, 1538, 2307, 3845, 4614, 6921, 7690, 11535, 13842, 23070, 34605

Step-4: Factors of 69228

List of positive integer factors of 69228 that divides 69210 without a remainder.

1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 641, 1282, 1923, 2564, 3846, 5769, 7692, 11538, 17307, 23076, 34614

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 69210 and 69228. The biggest common factor number is the GCF number.
So the greatest common factor 69210 and 69228 is 18.

Also check out the Least Common Multiple of 69210 and 69228