Greatest Common Factor of 20, 327, 646

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

• Greatest Common Factor of 20, 327, 646 by common division method
• Greatest Common Factor of 20, 327, 646 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 327

List of positive integer factors of 327 that divides 327 without a remainder.

1,3,109,327

Factors of 646

List of positive integer factors of 646 that divides 646 without a remainder.

1,2,17,19,34,38,323,646

Greatest Common Factor

We found the factors 20,327,646 . The biggest common factor number is the GCF number.
So the greatest common factor 20,327,646 is 1.

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

• GCF of 83, 795, 990
• GCF of 49, 735, 338
• GCF of 34, 174, 217
• GCF of 98, 727, 258
• GCF of 17, 917, 724

1. What is the GCF of 20, 327, 646?

Answer: GCF of 20, 327, 646 is 1.

2. How to Find the GCF of 20, 327, 646

Answer: Greatest Common Factor(GCF) of 20, 327, 646 = 1

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

Step 2: Then multiply all the prime factors GCF(20, 327, 646) = 1.