Greatest Common Factor of 80, 79, 20, 975

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

• Greatest Common Factor of 80, 79, 20, 975 by common division method
• Greatest Common Factor of 80, 79, 20, 975 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 79

List of positive integer factors of 79 that divides 79 without a remainder.

1,79

Factors of 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Factors of 975

List of positive integer factors of 975 that divides 975 without a remainder.

1,3,5,13,15,25,39,65,75,195,325,975

Greatest Common Factor

We found the factors 80,79,20,975 . The biggest common factor number is the GCF number.
So the greatest common factor 80,79,20,975 is 1.

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

• GCF of 17, 94, 51, 896
• GCF of 11, 88, 30, 987
• GCF of 52, 90, 70, 494
• GCF of 66, 49, 26, 993
• GCF of 31, 70, 93, 252

1. What is the GCF of 80, 79, 20, 975?

Answer: GCF of 80, 79, 20, 975 is 1.

2. How to Find the GCF of 80, 79, 20, 975

Answer: Greatest Common Factor(GCF) of 80, 79, 20, 975 = 1

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

Step 2: Then multiply all the prime factors GCF(80, 79, 20, 975) = 1.