Greatest Common Factor of 20, 48, 51, 130

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

• Greatest Common Factor of 20, 48, 51, 130 by common division method
• Greatest Common Factor of 20, 48, 51, 130 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 48

List of positive integer factors of 48 that divides 48 without a remainder.

1,2,3,4,6,8,12,16,24,48

Factors of 51

List of positive integer factors of 51 that divides 51 without a remainder.

1,3,17,51

Factors of 130

List of positive integer factors of 130 that divides 130 without a remainder.

1,2,5,10,13,26,65,130

Greatest Common Factor

We found the factors 20,48,51,130 . The biggest common factor number is the GCF number.
So the greatest common factor 20,48,51,130 is 1.

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

• GCF of 95, 47, 84, 618
• GCF of 27, 56, 51, 220
• GCF of 31, 86, 90, 107
• GCF of 77, 60, 46, 386
• GCF of 94, 16, 65, 451

1. What is the GCF of 20, 48, 51, 130?

Answer: GCF of 20, 48, 51, 130 is 1.

2. How to Find the GCF of 20, 48, 51, 130

Answer: Greatest Common Factor(GCF) of 20, 48, 51, 130 = 1

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

Step 2: Then multiply all the prime factors GCF(20, 48, 51, 130) = 1.