Greatest Common Factor of 20, 137, 477

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

• Greatest Common Factor of 20, 137, 477 by common division method
• Greatest Common Factor of 20, 137, 477 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 137

List of positive integer factors of 137 that divides 137 without a remainder.

1,137

Factors of 477

List of positive integer factors of 477 that divides 477 without a remainder.

1,3,9,53,159,477

Greatest Common Factor

We found the factors 20,137,477 . The biggest common factor number is the GCF number.
So the greatest common factor 20,137,477 is 1.

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

• GCF of 67, 893, 717
• GCF of 91, 421, 349
• GCF of 27, 655, 418
• GCF of 77, 537, 829
• GCF of 12, 710, 121

1. What is the GCF of 20, 137, 477?

Answer: GCF of 20, 137, 477 is 1.

2. How to Find the GCF of 20, 137, 477

Answer: Greatest Common Factor(GCF) of 20, 137, 477 = 1

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

Step 2: Then multiply all the prime factors GCF(20, 137, 477) = 1.