Greatest Common Factor of 20, 137, 480

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

• Greatest Common Factor of 20, 137, 480 by common division method
• Greatest Common Factor of 20, 137, 480 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 480

List of positive integer factors of 480 that divides 480 without a remainder.

1,2,3,4,5,6,8,10,12,15,16,20,24,30,32,40,48,60,80,96,120,160,240,480

Greatest Common Factor

We found the factors 20,137,480 . The biggest common factor number is the GCF number.
So the greatest common factor 20,137,480 is 1.

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

• GCF of 13, 563, 235
• GCF of 59, 981, 920
• GCF of 96, 817, 850
• GCF of 63, 704, 827
• GCF of 86, 746, 517

1. What is the GCF of 20, 137, 480?

Answer: GCF of 20, 137, 480 is 1.

2. How to Find the GCF of 20, 137, 480

Answer: Greatest Common Factor(GCF) of 20, 137, 480 = 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, 480) = 1.