Greatest Common Factor of 127, 139, 42

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

• Greatest Common Factor of 127, 139, 42 by common division method
• Greatest Common Factor of 127, 139, 42 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 127

List of positive integer factors of 127 that divides 127 without a remainder.

1,127

Factors of 139

List of positive integer factors of 139 that divides 139 without a remainder.

1,139

Factors of 42

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

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

Greatest Common Factor

We found the factors 127,139,42 . The biggest common factor number is the GCF number.
So the greatest common factor 127,139,42 is 1.

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

• GCF of 590, 108, 31
• GCF of 445, 717, 34
• GCF of 787, 766, 28
• GCF of 383, 577, 49
• GCF of 451, 835, 21

1. What is the GCF of 127, 139, 42?

Answer: GCF of 127, 139, 42 is 1.

2. How to Find the GCF of 127, 139, 42

Answer: Greatest Common Factor(GCF) of 127, 139, 42 = 1

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

Step 2: Then multiply all the prime factors GCF(127, 139, 42) = 1.