Greatest Common Factor of 42, 13, 83, 672

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

• Greatest Common Factor of 42, 13, 83, 672 by common division method
• Greatest Common Factor of 42, 13, 83, 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 42

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

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

Factors of 13

List of positive integer factors of 13 that divides 13 without a remainder.

1,13

Factors of 83

List of positive integer factors of 83 that divides 83 without a remainder.

1,83

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 42,13,83,672 . The biggest common factor number is the GCF number.
So the greatest common factor 42,13,83,672 is 1.

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

• GCF of 68, 98, 58, 452
• GCF of 59, 19, 18, 116
• GCF of 56, 21, 57, 165
• GCF of 53, 46, 87, 778
• GCF of 74, 20, 19, 822

1. What is the GCF of 42, 13, 83, 672?

Answer: GCF of 42, 13, 83, 672 is 1.

2. How to Find the GCF of 42, 13, 83, 672

Answer: Greatest Common Factor(GCF) of 42, 13, 83, 672 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 13, 83, 672) = 1.