What is the Greatest Common Factor of 55811 and 55818?

Greatest common factor (GCF) of 55811 and 55818 is 7.

GCF(55811,55818) = 7

We will now calculate the prime factors of 55811 and 55818, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 55811 and 55818.

How to find the GCF of 55811 and 55818?

We will first find the prime factorization of 55811 and 55818. After we will calculate the factors of 55811 and 55818 and find the biggest common factor number .

Step-1: Prime Factorization of 55811

Prime factors of 55811 are 7, 17, 67. Prime factorization of 55811 in exponential form is:

55811 = 7² × 17¹ × 67¹

Step-2: Prime Factorization of 55818

Prime factors of 55818 are 2, 3, 7, 443. Prime factorization of 55818 in exponential form is:

55818 = 2¹ × 3² × 7¹ × 443¹

Step-3: Factors of 55811

List of positive integer factors of 55811 that divides 55811 without a remainder.

1, 7, 17, 49, 67, 119, 469, 833, 1139, 3283, 7973

Step-4: Factors of 55818

List of positive integer factors of 55818 that divides 55811 without a remainder.

1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 443, 886, 1329, 2658, 3101, 3987, 6202, 7974, 9303, 18606, 27909

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 55811 and 55818. The biggest common factor number is the GCF number.
So the greatest common factor 55811 and 55818 is 7.

Also check out the Least Common Multiple of 55811 and 55818