Greatest Common Factor of 97, 91, 30, 28, 126

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

• Greatest Common Factor of 97, 91, 30, 28, 126 by common division method
• Greatest Common Factor of 97, 91, 30, 28, 126 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 97

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

1,97

Factors of 91

List of positive integer factors of 91 that divides 91 without a remainder.

1,7,13,91

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 28

List of positive integer factors of 28 that divides 28 without a remainder.

1,2,4,7,14,28

Factors of 126

List of positive integer factors of 126 that divides 126 without a remainder.

1,2,3,6,7,9,14,18,21,42,63,126

Greatest Common Factor

We found the factors 97,91,30,28,126 . The biggest common factor number is the GCF number.
So the greatest common factor 97,91,30,28,126 is 1.

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

• GCF of 34, 86, 36, 58, 660
• GCF of 79, 42, 19, 94, 858
• GCF of 83, 98, 33, 47, 443
• GCF of 34, 93, 15, 84, 215
• GCF of 15, 82, 85, 85, 864

1. What is the GCF of 97, 91, 30, 28, 126?

Answer: GCF of 97, 91, 30, 28, 126 is 1.

2. How to Find the GCF of 97, 91, 30, 28, 126

Answer: Greatest Common Factor(GCF) of 97, 91, 30, 28, 126 = 1

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

Step 2: Then multiply all the prime factors GCF(97, 91, 30, 28, 126) = 1.