Greatest Common Factor of 13, 60, 20, 156

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

• Greatest Common Factor of 13, 60, 20, 156 by common division method
• Greatest Common Factor of 13, 60, 20, 156 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 13

List of positive integer factors of 13 that divides 13 without a remainder.

1,13

Factors of 60

List of positive integer factors of 60 that divides 60 without a remainder.

1,2,3,4,5,6,10,12,15,20,30,60

Factors of 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Factors of 156

List of positive integer factors of 156 that divides 156 without a remainder.

1,2,3,4,6,12,13,26,39,52,78,156

Greatest Common Factor

We found the factors 13,60,20,156 . The biggest common factor number is the GCF number.
So the greatest common factor 13,60,20,156 is 1.

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

• GCF of 98, 12, 89, 255
• GCF of 32, 27, 94, 550
• GCF of 33, 54, 24, 352
• GCF of 80, 64, 74, 803
• GCF of 12, 79, 34, 846

1. What is the GCF of 13, 60, 20, 156?

Answer: GCF of 13, 60, 20, 156 is 1.

2. How to Find the GCF of 13, 60, 20, 156

Answer: Greatest Common Factor(GCF) of 13, 60, 20, 156 = 1

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

Step 2: Then multiply all the prime factors GCF(13, 60, 20, 156) = 1.