Greatest Common Factor of 97, 30, 31, 138

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

• Greatest Common Factor of 97, 30, 31, 138 by common division method
• Greatest Common Factor of 97, 30, 31, 138 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 97

List of positive integer factors of 97 that divides 97 without a remainder.

1,97

Factors of 30

List of positive integer factors of 30 that divides 30 without a remainder.

1,2,3,5,6,10,15,30

Factors of 31

List of positive integer factors of 31 that divides 31 without a remainder.

1,31

Factors of 138

List of positive integer factors of 138 that divides 138 without a remainder.

1,2,3,6,23,46,69,138

Greatest Common Factor

We found the factors 97,30,31,138 . The biggest common factor number is the GCF number.
So the greatest common factor 97,30,31,138 is 1.

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

• GCF of 10, 11, 58, 124
• GCF of 79, 46, 41, 816
• GCF of 62, 50, 83, 488
• GCF of 65, 49, 82, 859
• GCF of 64, 41, 23, 405

1. What is the GCF of 97, 30, 31, 138?

Answer: GCF of 97, 30, 31, 138 is 1.

2. How to Find the GCF of 97, 30, 31, 138

Answer: Greatest Common Factor(GCF) of 97, 30, 31, 138 = 1

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

Step 2: Then multiply all the prime factors GCF(97, 30, 31, 138) = 1.