Greatest Common Factor of 31, 21, 97, 76, 71

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

• Greatest Common Factor of 31, 21, 97, 76, 71 by common division method
• Greatest Common Factor of 31, 21, 97, 76, 71 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 21

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

1,3,7,21

Factors of 97

List of positive integer factors of 97 that divides 97 without a remainder.

1,97

Factors of 76

List of positive integer factors of 76 that divides 76 without a remainder.

1,2,4,19,38,76

Factors of 71

List of positive integer factors of 71 that divides 71 without a remainder.

1,71

Greatest Common Factor

We found the factors 31,21,97,76,71 . The biggest common factor number is the GCF number.
So the greatest common factor 31,21,97,76,71 is 1.

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

• GCF of 38, 87, 50, 47, 41
• GCF of 78, 88, 56, 49, 40
• GCF of 84, 18, 29, 39, 41
• GCF of 15, 21, 57, 95, 82
• GCF of 62, 72, 40, 18, 25

1. What is the GCF of 31, 21, 97, 76, 71?

Answer: GCF of 31, 21, 97, 76, 71 is 1.

2. How to Find the GCF of 31, 21, 97, 76, 71

Answer: Greatest Common Factor(GCF) of 31, 21, 97, 76, 71 = 1

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

Step 2: Then multiply all the prime factors GCF(31, 21, 97, 76, 71) = 1.