Greatest Common Factor of 20, 24, 28, 84, 625

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

• Greatest Common Factor of 20, 24, 28, 84, 625 by common division method
• Greatest Common Factor of 20, 24, 28, 84, 625 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 20

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

1,2,4,5,10,20

Factors of 24

List of positive integer factors of 24 that divides 24 without a remainder.

1,2,3,4,6,8,12,24

Factors of 28

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

1,2,4,7,14,28

Factors of 84

List of positive integer factors of 84 that divides 84 without a remainder.

1,2,3,4,6,7,12,14,21,28,42,84

Factors of 625

List of positive integer factors of 625 that divides 625 without a remainder.

1,5,25,125,625

Greatest Common Factor

We found the factors 20,24,28,84,625 . The biggest common factor number is the GCF number.
So the greatest common factor 20,24,28,84,625 is 1.

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

• GCF of 92, 83, 43, 94, 637
• GCF of 59, 50, 37, 93, 619
• GCF of 89, 80, 49, 27, 977
• GCF of 89, 36, 72, 94, 948
• GCF of 48, 47, 82, 37, 241

1. What is the GCF of 20, 24, 28, 84, 625?

Answer: GCF of 20, 24, 28, 84, 625 is 1.

2. How to Find the GCF of 20, 24, 28, 84, 625

Answer: Greatest Common Factor(GCF) of 20, 24, 28, 84, 625 = 1

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

Step 2: Then multiply all the prime factors GCF(20, 24, 28, 84, 625) = 1.