Greatest Common Factor of 12, 82, 15, 117

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

• Greatest Common Factor of 12, 82, 15, 117 by common division method
• Greatest Common Factor of 12, 82, 15, 117 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 82

List of positive integer factors of 82 that divides 82 without a remainder.

1,2,41,82

Factors of 15

List of positive integer factors of 15 that divides 15 without a remainder.

1,3,5,15

Factors of 117

List of positive integer factors of 117 that divides 117 without a remainder.

1,3,9,13,39,117

Greatest Common Factor

We found the factors 12,82,15,117 . The biggest common factor number is the GCF number.
So the greatest common factor 12,82,15,117 is 1.

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

• GCF of 16, 72, 85, 530
• GCF of 40, 90, 49, 571
• GCF of 66, 38, 55, 128
• GCF of 43, 63, 56, 624
• GCF of 61, 11, 55, 428

1. What is the GCF of 12, 82, 15, 117?

Answer: GCF of 12, 82, 15, 117 is 1.

2. How to Find the GCF of 12, 82, 15, 117

Answer: Greatest Common Factor(GCF) of 12, 82, 15, 117 = 1

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

Step 2: Then multiply all the prime factors GCF(12, 82, 15, 117) = 1.