What is the Greatest Common Factor of 20251 and 20262?

Greatest common factor (GCF) of 20251 and 20262 is 11.

GCF(20251,20262) = 11

We will now calculate the prime factors of 20251 and 20262, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 20251 and 20262.

How to find the GCF of 20251 and 20262?

We will first find the prime factorization of 20251 and 20262. After we will calculate the factors of 20251 and 20262 and find the biggest common factor number .

Step-1: Prime Factorization of 20251

Prime factors of 20251 are 7, 11, 263. Prime factorization of 20251 in exponential form is:

20251 = 7¹ × 11¹ × 263¹

Step-2: Prime Factorization of 20262

Prime factors of 20262 are 2, 3, 11, 307. Prime factorization of 20262 in exponential form is:

20262 = 2¹ × 3¹ × 11¹ × 307¹

Step-3: Factors of 20251

List of positive integer factors of 20251 that divides 20251 without a remainder.

1, 7, 11, 77, 263, 1841, 2893

Step-4: Factors of 20262

List of positive integer factors of 20262 that divides 20251 without a remainder.

1, 2, 3, 6, 11, 22, 33, 66, 307, 614, 921, 1842, 3377, 6754, 10131

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 20251 and 20262. The biggest common factor number is the GCF number.
So the greatest common factor 20251 and 20262 is 11.

Also check out the Least Common Multiple of 20251 and 20262