Greatest Common Factor of 12, 47, 69, 31

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

• Greatest Common Factor of 12, 47, 69, 31 by common division method
• Greatest Common Factor of 12, 47, 69, 31 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 47

List of positive integer factors of 47 that divides 47 without a remainder.

1,47

Factors of 69

List of positive integer factors of 69 that divides 69 without a remainder.

1,3,23,69

Factors of 31

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

1,31

Greatest Common Factor

We found the factors 12,47,69,31 . The biggest common factor number is the GCF number.
So the greatest common factor 12,47,69,31 is 1.

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

• GCF of 31, 28, 79, 94
• GCF of 26, 86, 18, 56
• GCF of 54, 11, 98, 49
• GCF of 59, 97, 61, 98
• GCF of 99, 41, 25, 25

1. What is the GCF of 12, 47, 69, 31?

Answer: GCF of 12, 47, 69, 31 is 1.

2. How to Find the GCF of 12, 47, 69, 31

Answer: Greatest Common Factor(GCF) of 12, 47, 69, 31 = 1

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

Step 2: Then multiply all the prime factors GCF(12, 47, 69, 31) = 1.