Greatest Common Factor of 978, 255, 20

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

• Greatest Common Factor of 978, 255, 20 by common division method
• Greatest Common Factor of 978, 255, 20 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 978

List of positive integer factors of 978 that divides 978 without a remainder.

1,2,3,6,163,326,489,978

Factors of 255

List of positive integer factors of 255 that divides 255 without a remainder.

1,3,5,15,17,51,85,255

Factors of 20

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

1,2,4,5,10,20

Greatest Common Factor

We found the factors 978,255,20 . The biggest common factor number is the GCF number.
So the greatest common factor 978,255,20 is 1.

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

• GCF of 888, 158, 67
• GCF of 383, 725, 92
• GCF of 472, 548, 45
• GCF of 883, 422, 44
• GCF of 325, 287, 21

1. What is the GCF of 978, 255, 20?

Answer: GCF of 978, 255, 20 is 1.

2. How to Find the GCF of 978, 255, 20

Answer: Greatest Common Factor(GCF) of 978, 255, 20 = 1

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

Step 2: Then multiply all the prime factors GCF(978, 255, 20) = 1.