Greatest Common Factor of 31, 35, 20

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

• Greatest Common Factor of 31, 35, 20 by common division method
• Greatest Common Factor of 31, 35, 20 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 35

List of positive integer factors of 35 that divides 35 without a remainder.

1,5,7,35

Factors of 20

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

1,2,4,5,10,20

Greatest Common Factor

We found the factors 31,35,20 . The biggest common factor number is the GCF number.
So the greatest common factor 31,35,20 is 1.

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

• GCF of 20, 63, 93
• GCF of 27, 54, 16
• GCF of 57, 69, 96
• GCF of 82, 37, 58
• GCF of 68, 19, 57

1. What is the GCF of 31, 35, 20?

Answer: GCF of 31, 35, 20 is 1.

2. How to Find the GCF of 31, 35, 20

Answer: Greatest Common Factor(GCF) of 31, 35, 20 = 1

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

Step 2: Then multiply all the prime factors GCF(31, 35, 20) = 1.