Greatest Common Factor of 12, 91, 31, 659

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

• Greatest Common Factor of 12, 91, 31, 659 by common division method
• Greatest Common Factor of 12, 91, 31, 659 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 12

List of positive integer factors of 12 that divides 12 without a remainder.

1,2,3,4,6,12

Factors of 91

List of positive integer factors of 91 that divides 91 without a remainder.

1,7,13,91

Factors of 31

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

1,31

Factors of 659

List of positive integer factors of 659 that divides 659 without a remainder.

1,659

Greatest Common Factor

We found the factors 12,91,31,659 . The biggest common factor number is the GCF number.
So the greatest common factor 12,91,31,659 is 1.

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

• GCF of 79, 89, 83, 551
• GCF of 19, 24, 39, 101
• GCF of 48, 48, 74, 876
• GCF of 64, 50, 96, 219
• GCF of 74, 21, 78, 519

1. What is the GCF of 12, 91, 31, 659?

Answer: GCF of 12, 91, 31, 659 is 1.

2. How to Find the GCF of 12, 91, 31, 659

Answer: Greatest Common Factor(GCF) of 12, 91, 31, 659 = 1

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

Step 2: Then multiply all the prime factors GCF(12, 91, 31, 659) = 1.