Greatest Common Factor of 12, 31, 42, 259

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

• Greatest Common Factor of 12, 31, 42, 259 by common division method
• Greatest Common Factor of 12, 31, 42, 259 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 31

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

1,31

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 259

List of positive integer factors of 259 that divides 259 without a remainder.

1,7,37,259

Greatest Common Factor

We found the factors 12,31,42,259 . The biggest common factor number is the GCF number.
So the greatest common factor 12,31,42,259 is 1.

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

• GCF of 65, 48, 43, 100
• GCF of 32, 49, 26, 746
• GCF of 42, 88, 20, 629
• GCF of 71, 61, 43, 909
• GCF of 77, 43, 39, 997

1. What is the GCF of 12, 31, 42, 259?

Answer: GCF of 12, 31, 42, 259 is 1.

2. How to Find the GCF of 12, 31, 42, 259

Answer: Greatest Common Factor(GCF) of 12, 31, 42, 259 = 1

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

Step 2: Then multiply all the prime factors GCF(12, 31, 42, 259) = 1.