Greatest Common Factor of 42, 42, 139, 349

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

• Greatest Common Factor of 42, 42, 139, 349 by common division method
• Greatest Common Factor of 42, 42, 139, 349 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 42

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

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

Factors of 139

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

1,139

Factors of 349

List of positive integer factors of 349 that divides 349 without a remainder.

1,349

Greatest Common Factor

We found the factors 42,42,139,349 . The biggest common factor number is the GCF number.
So the greatest common factor 42,42,139,349 is 1.

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

• GCF of 43, 45, 428, 430
• GCF of 21, 30, 114, 761
• GCF of 91, 56, 120, 727
• GCF of 27, 93, 715, 817
• GCF of 74, 16, 500, 836

1. What is the GCF of 42, 42, 139, 349?

Answer: GCF of 42, 42, 139, 349 is 1.

2. How to Find the GCF of 42, 42, 139, 349

Answer: Greatest Common Factor(GCF) of 42, 42, 139, 349 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 42, 139, 349) = 1.