Greatest Common Factor of 42, 57, 58, 668

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

• Greatest Common Factor of 42, 57, 58, 668 by common division method
• Greatest Common Factor of 42, 57, 58, 668 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 57

List of positive integer factors of 57 that divides 57 without a remainder.

1,3,19,57

Factors of 58

List of positive integer factors of 58 that divides 58 without a remainder.

1,2,29,58

Factors of 668

List of positive integer factors of 668 that divides 668 without a remainder.

1,2,4,167,334,668

Greatest Common Factor

We found the factors 42,57,58,668 . The biggest common factor number is the GCF number.
So the greatest common factor 42,57,58,668 is 1.

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

• GCF of 19, 14, 72, 547
• GCF of 24, 89, 83, 404
• GCF of 13, 30, 36, 145
• GCF of 43, 68, 25, 897
• GCF of 66, 73, 29, 747

1. What is the GCF of 42, 57, 58, 668?

Answer: GCF of 42, 57, 58, 668 is 1.

2. How to Find the GCF of 42, 57, 58, 668

Answer: Greatest Common Factor(GCF) of 42, 57, 58, 668 = 1

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

Step 2: Then multiply all the prime factors GCF(42, 57, 58, 668) = 1.