Greatest Common Factor of 54, 21, 13, 251

Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways

• Greatest Common Factor of 54, 21, 13, 251 by common division method
• Greatest Common Factor of 54, 21, 13, 251 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 54

List of positive integer factors of 54 that divides 54 without a remainder.

1,2,3,6,9,18,27,54

Factors of 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Factors of 13

List of positive integer factors of 13 that divides 13 without a remainder.

1,13

Factors of 251

List of positive integer factors of 251 that divides 251 without a remainder.

1,251

Greatest Common Factor

We found the factors 54,21,13,251 . The biggest common factor number is the GCF number.
So the greatest common factor 54,21,13,251 is 1.

Here are some samples of GCF of two or more Numbers calculations.

• GCF of 47, 69, 10, 304
• GCF of 41, 69, 57, 262
• GCF of 54, 34, 38, 176
• GCF of 33, 36, 29, 953
• GCF of 35, 85, 97, 483

1. What is the GCF of 54, 21, 13, 251?

Answer: GCF of 54, 21, 13, 251 is 1.

2. How to Find the GCF of 54, 21, 13, 251

Answer: Greatest Common Factor(GCF) of 54, 21, 13, 251 = 1

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors GCF(54, 21, 13, 251) = 1.