Greatest Common Factor of 15, 39, 97, 672

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

• Greatest Common Factor of 15, 39, 97, 672 by common division method
• Greatest Common Factor of 15, 39, 97, 672 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 15

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

1,3,5,15

Factors of 39

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

1,3,13,39

Factors of 97

List of positive integer factors of 97 that divides 97 without a remainder.

1,97

Factors of 672

List of positive integer factors of 672 that divides 672 without a remainder.

1,2,3,4,6,7,8,12,14,16,21,24,28,32,42,48,56,84,96,112,168,224,336,672

Greatest Common Factor

We found the factors 15,39,97,672 . The biggest common factor number is the GCF number.
So the greatest common factor 15,39,97,672 is 1.

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

• GCF of 36, 58, 56, 545
• GCF of 59, 34, 93, 754
• GCF of 11, 13, 72, 779
• GCF of 90, 40, 76, 943
• GCF of 43, 97, 72, 288

1. What is the GCF of 15, 39, 97, 672?

Answer: GCF of 15, 39, 97, 672 is 1.

2. How to Find the GCF of 15, 39, 97, 672

Answer: Greatest Common Factor(GCF) of 15, 39, 97, 672 = 1

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

Step 2: Then multiply all the prime factors GCF(15, 39, 97, 672) = 1.