Greatest Common Factor of 65, 78, 31, 132

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

• Greatest Common Factor of 65, 78, 31, 132 by common division method
• Greatest Common Factor of 65, 78, 31, 132 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 65

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

1,5,13,65

Factors of 78

List of positive integer factors of 78 that divides 78 without a remainder.

1,2,3,6,13,26,39,78

Factors of 31

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

1,31

Factors of 132

List of positive integer factors of 132 that divides 132 without a remainder.

1,2,3,4,6,11,12,22,33,44,66,132

Greatest Common Factor

We found the factors 65,78,31,132 . The biggest common factor number is the GCF number.
So the greatest common factor 65,78,31,132 is 1.

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

• GCF of 88, 79, 20, 299
• GCF of 30, 34, 19, 681
• GCF of 96, 12, 50, 423
• GCF of 94, 24, 56, 657
• GCF of 19, 21, 27, 621

1. What is the GCF of 65, 78, 31, 132?

Answer: GCF of 65, 78, 31, 132 is 1.

2. How to Find the GCF of 65, 78, 31, 132

Answer: Greatest Common Factor(GCF) of 65, 78, 31, 132 = 1

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

Step 2: Then multiply all the prime factors GCF(65, 78, 31, 132) = 1.