Greatest Common Factor of 42, 12, 83, 406

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

• Greatest Common Factor of 42, 12, 83, 406 by common division method
• Greatest Common Factor of 42, 12, 83, 406 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 12

List of positive integer factors of 12 that divides 12 without a remainder.

1,2,3,4,6,12

Factors of 83

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

1,83

Factors of 406

List of positive integer factors of 406 that divides 406 without a remainder.

1,2,7,14,29,58,203,406

Greatest Common Factor

We found the factors 42,12,83,406 . The biggest common factor number is the GCF number.
So the greatest common factor 42,12,83,406 is 1.

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

• GCF of 67, 61, 72, 607
• GCF of 74, 57, 49, 109
• GCF of 49, 80, 89, 316
• GCF of 51, 27, 36, 119
• GCF of 64, 48, 75, 988

1. What is the GCF of 42, 12, 83, 406?

Answer: GCF of 42, 12, 83, 406 is 1.

2. How to Find the GCF of 42, 12, 83, 406

Answer: Greatest Common Factor(GCF) of 42, 12, 83, 406 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 12, 83, 406) = 1.