Greatest Common Factor of 20, 131, 644

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

• Greatest Common Factor of 20, 131, 644 by common division method
• Greatest Common Factor of 20, 131, 644 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 131

List of positive integer factors of 131 that divides 131 without a remainder.

1,131

Factors of 644

List of positive integer factors of 644 that divides 644 without a remainder.

1,2,4,7,14,23,28,46,92,161,322,644

Greatest Common Factor

We found the factors 20,131,644 . The biggest common factor number is the GCF number.
So the greatest common factor 20,131,644 is 1.

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

• GCF of 27, 359, 551
• GCF of 93, 576, 117
• GCF of 74, 869, 511
• GCF of 89, 411, 523
• GCF of 41, 325, 142

1. What is the GCF of 20, 131, 644?

Answer: GCF of 20, 131, 644 is 1.

2. How to Find the GCF of 20, 131, 644

Answer: Greatest Common Factor(GCF) of 20, 131, 644 = 1

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

Step 2: Then multiply all the prime factors GCF(20, 131, 644) = 1.