Greatest Common Factor of 42, 31, 65, 62

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

• Greatest Common Factor of 42, 31, 65, 62 by common division method
• Greatest Common Factor of 42, 31, 65, 62 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 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

Factors of 31

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

1,31

Factors of 65

List of positive integer factors of 65 that divides 65 without a remainder.

1,5,13,65

Factors of 62

List of positive integer factors of 62 that divides 62 without a remainder.

1,2,31,62

Greatest Common Factor

We found the factors 42,31,65,62 . The biggest common factor number is the GCF number.
So the greatest common factor 42,31,65,62 is 1.

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

• GCF of 75, 55, 92, 28
• GCF of 94, 32, 66, 64
• GCF of 83, 15, 74, 64
• GCF of 17, 10, 77, 57
• GCF of 33, 52, 21, 51

1. What is the GCF of 42, 31, 65, 62?

Answer: GCF of 42, 31, 65, 62 is 1.

2. How to Find the GCF of 42, 31, 65, 62

Answer: Greatest Common Factor(GCF) of 42, 31, 65, 62 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 31, 65, 62) = 1.