Greatest Common Factor of 80, 31, 56, 147

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

• Greatest Common Factor of 80, 31, 56, 147 by common division method
• Greatest Common Factor of 80, 31, 56, 147 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 80

List of positive integer factors of 80 that divides 80 without a remainder.

1,2,4,5,8,10,16,20,40,80

Factors of 31

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

1,31

Factors of 56

List of positive integer factors of 56 that divides 56 without a remainder.

1,2,4,7,8,14,28,56

Factors of 147

List of positive integer factors of 147 that divides 147 without a remainder.

1,3,7,21,49,147

Greatest Common Factor

We found the factors 80,31,56,147 . The biggest common factor number is the GCF number.
So the greatest common factor 80,31,56,147 is 1.

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

• GCF of 34, 82, 28, 456
• GCF of 41, 67, 78, 933
• GCF of 67, 53, 60, 683
• GCF of 35, 35, 76, 178
• GCF of 91, 30, 39, 619

1. What is the GCF of 80, 31, 56, 147?

Answer: GCF of 80, 31, 56, 147 is 1.

2. How to Find the GCF of 80, 31, 56, 147

Answer: Greatest Common Factor(GCF) of 80, 31, 56, 147 = 1

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

Step 2: Then multiply all the prime factors GCF(80, 31, 56, 147) = 1.