Greatest Common Factor of 31, 4, 13, 47

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

• Greatest Common Factor of 31, 4, 13, 47 by common division method
• Greatest Common Factor of 31, 4, 13, 47 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 4

List of positive integer factors of 4 that divides 4 without a remainder.

1,2,4

Factors of 13

List of positive integer factors of 13 that divides 13 without a remainder.

1,13

Factors of 47

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

1,47

Greatest Common Factor

We found the factors 31,4,13,47 . The biggest common factor number is the GCF number.
So the greatest common factor 31,4,13,47 is 1.

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

• GCF of 59, 5, 82, 40
• GCF of 20, 7, 92, 76
• GCF of 43, 3, 19, 65
• GCF of 79, 4, 47, 68
• GCF of 52, 7, 43, 94

1. What is the GCF of 31, 4, 13, 47?

Answer: GCF of 31, 4, 13, 47 is 1.

2. How to Find the GCF of 31, 4, 13, 47

Answer: Greatest Common Factor(GCF) of 31, 4, 13, 47 = 1

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

Step 2: Then multiply all the prime factors GCF(31, 4, 13, 47) = 1.