Greatest Common Factor of 972, 406, 20

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

• Greatest Common Factor of 972, 406, 20 by common division method
• Greatest Common Factor of 972, 406, 20 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 2 = 2

Factors of 972

List of positive integer factors of 972 that divides 972 without a remainder.

1,2,3,4,6,9,12,18,27,36,54,81,108,162,243,324,486,972

Factors of 406

List of positive integer factors of 406 that divides 406 without a remainder.

1,2,7,14,29,58,203,406

Factors of 20

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

1,2,4,5,10,20

Greatest Common Factor

We found the factors 972,406,20 . The biggest common factor number is the GCF number.
So the greatest common factor 972,406,20 is 2.

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

• GCF of 827, 241, 86
• GCF of 568, 821, 30
• GCF of 478, 721, 49
• GCF of 193, 620, 82
• GCF of 865, 582, 33

1. What is the GCF of 972, 406, 20?

Answer: GCF of 972, 406, 20 is 2.

2. How to Find the GCF of 972, 406, 20

Answer: Greatest Common Factor(GCF) of 972, 406, 20 = 2

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

Step 2: Then multiply all the prime factors GCF(972, 406, 20) = 2.