What is the Greatest Common Factor of 26980 and 26987?

Greatest common factor (GCF) of 26980 and 26987 is 1.

GCF(26980,26987) = 1

We will now calculate the prime factors of 26980 and 26987, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 26980 and 26987.

How to find the GCF of 26980 and 26987?

We will first find the prime factorization of 26980 and 26987. After we will calculate the factors of 26980 and 26987 and find the biggest common factor number .

Step-1: Prime Factorization of 26980

Prime factors of 26980 are 2, 5, 19, 71. Prime factorization of 26980 in exponential form is:

26980 = 2² × 5¹ × 19¹ × 71¹

Step-2: Prime Factorization of 26987

Prime factors of 26987 are 26987. Prime factorization of 26987 in exponential form is:

26987 = 26987¹

Step-3: Factors of 26980

List of positive integer factors of 26980 that divides 26980 without a remainder.

1, 2, 4, 5, 10, 19, 20, 38, 71, 76, 95, 142, 190, 284, 355, 380, 710, 1349, 1420, 2698, 5396, 6745, 13490

Step-4: Factors of 26987

List of positive integer factors of 26987 that divides 26980 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 26980 and 26987. The biggest common factor number is the GCF number.
So the greatest common factor 26980 and 26987 is 1.

Also check out the Least Common Multiple of 26980 and 26987