Greatest Common Factor of 5, 20, 648

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

• Greatest Common Factor of 5, 20, 648 by common division method
• Greatest Common Factor of 5, 20, 648 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 5

List of positive integer factors of 5 that divides 5 without a remainder.

1,5

Factors of 20

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

1,2,4,5,10,20

Factors of 648

List of positive integer factors of 648 that divides 648 without a remainder.

1,2,3,4,6,8,9,12,18,24,27,36,54,72,81,108,162,216,324,648

Greatest Common Factor

We found the factors 5,20,648 . The biggest common factor number is the GCF number.
So the greatest common factor 5,20,648 is 1.

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

• GCF of 8, 42, 952
• GCF of 1, 23, 771
• GCF of 1, 45, 408
• GCF of 6, 68, 742
• GCF of 8, 48, 690

1. What is the GCF of 5, 20, 648?

Answer: GCF of 5, 20, 648 is 1.

2. How to Find the GCF of 5, 20, 648

Answer: Greatest Common Factor(GCF) of 5, 20, 648 = 1

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

Step 2: Then multiply all the prime factors GCF(5, 20, 648) = 1.