Greatest Common Factor of 2, 7, 58, 42

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

• Greatest Common Factor of 2, 7, 58, 42 by common division method
• Greatest Common Factor of 2, 7, 58, 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 2

List of positive integer factors of 2 that divides 2 without a remainder.

1,2

Factors of 7

List of positive integer factors of 7 that divides 7 without a remainder.

1,7

Factors of 58

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

1,2,29,58

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 2,7,58,42 . The biggest common factor number is the GCF number.
So the greatest common factor 2,7,58,42 is 1.

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

• GCF of 5, 5, 43, 16
• GCF of 9, 2, 14, 82
• GCF of 3, 2, 42, 66
• GCF of 9, 3, 53, 67
• GCF of 2, 6, 19, 71

1. What is the GCF of 2, 7, 58, 42?

Answer: GCF of 2, 7, 58, 42 is 1.

2. How to Find the GCF of 2, 7, 58, 42

Answer: Greatest Common Factor(GCF) of 2, 7, 58, 42 = 1

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

Step 2: Then multiply all the prime factors GCF(2, 7, 58, 42) = 1.