Greatest Common Factor of 31, 74, 20, 518

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

• Greatest Common Factor of 31, 74, 20, 518 by common division method
• Greatest Common Factor of 31, 74, 20, 518 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 31

List of positive integer factors of 31 that divides 31 without a remainder.

1,31

Factors of 74

List of positive integer factors of 74 that divides 74 without a remainder.

1,2,37,74

Factors of 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Factors of 518

List of positive integer factors of 518 that divides 518 without a remainder.

1,2,7,14,37,74,259,518

Greatest Common Factor

We found the factors 31,74,20,518 . The biggest common factor number is the GCF number.
So the greatest common factor 31,74,20,518 is 1.

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

• GCF of 60, 77, 79, 694
• GCF of 74, 29, 41, 764
• GCF of 27, 78, 88, 154
• GCF of 63, 53, 64, 507
• GCF of 87, 64, 36, 630

1. What is the GCF of 31, 74, 20, 518?

Answer: GCF of 31, 74, 20, 518 is 1.

2. How to Find the GCF of 31, 74, 20, 518

Answer: Greatest Common Factor(GCF) of 31, 74, 20, 518 = 1

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

Step 2: Then multiply all the prime factors GCF(31, 74, 20, 518) = 1.