Greatest Common Factor of 39, 16, 57, 31, 70

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

• Greatest Common Factor of 39, 16, 57, 31, 70 by common division method
• Greatest Common Factor of 39, 16, 57, 31, 70 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 39

List of positive integer factors of 39 that divides 39 without a remainder.

1,3,13,39

Factors of 16

List of positive integer factors of 16 that divides 16 without a remainder.

1,2,4,8,16

Factors of 57

List of positive integer factors of 57 that divides 57 without a remainder.

1,3,19,57

Factors of 31

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

1,31

Factors of 70

List of positive integer factors of 70 that divides 70 without a remainder.

1,2,5,7,10,14,35,70

Greatest Common Factor

We found the factors 39,16,57,31,70 . The biggest common factor number is the GCF number.
So the greatest common factor 39,16,57,31,70 is 1.

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

• GCF of 47, 69, 73, 32, 95
• GCF of 12, 52, 89, 92, 25
• GCF of 41, 29, 57, 66, 51
• GCF of 68, 68, 91, 60, 30
• GCF of 26, 59, 40, 37, 63

1. What is the GCF of 39, 16, 57, 31, 70?

Answer: GCF of 39, 16, 57, 31, 70 is 1.

2. How to Find the GCF of 39, 16, 57, 31, 70

Answer: Greatest Common Factor(GCF) of 39, 16, 57, 31, 70 = 1

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

Step 2: Then multiply all the prime factors GCF(39, 16, 57, 31, 70) = 1.