Greatest Common Factor of 231, 137, 42

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

• Greatest Common Factor of 231, 137, 42 by common division method
• Greatest Common Factor of 231, 137, 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 231

List of positive integer factors of 231 that divides 231 without a remainder.

1,3,7,11,21,33,77,231

Factors of 137

List of positive integer factors of 137 that divides 137 without a remainder.

1,137

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 231,137,42 . The biggest common factor number is the GCF number.
So the greatest common factor 231,137,42 is 1.

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

• GCF of 396, 297, 15
• GCF of 123, 465, 92
• GCF of 807, 250, 49
• GCF of 863, 311, 35
• GCF of 659, 461, 12

1. What is the GCF of 231, 137, 42?

Answer: GCF of 231, 137, 42 is 1.

2. How to Find the GCF of 231, 137, 42

Answer: Greatest Common Factor(GCF) of 231, 137, 42 = 1

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

Step 2: Then multiply all the prime factors GCF(231, 137, 42) = 1.