Greatest Common Factor of 980, 406, 15

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

• Greatest Common Factor of 980, 406, 15 by common division method
• Greatest Common Factor of 980, 406, 15 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 980

List of positive integer factors of 980 that divides 980 without a remainder.

1,2,4,5,7,10,14,20,28,35,49,70,98,140,196,245,490,980

Factors of 406

List of positive integer factors of 406 that divides 406 without a remainder.

1,2,7,14,29,58,203,406

Factors of 15

List of positive integer factors of 15 that divides 15 without a remainder.

1,3,5,15

Greatest Common Factor

We found the factors 980,406,15 . The biggest common factor number is the GCF number.
So the greatest common factor 980,406,15 is 1.

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

• GCF of 461, 453, 58
• GCF of 268, 156, 11
• GCF of 900, 152, 68
• GCF of 106, 657, 81
• GCF of 171, 943, 18

1. What is the GCF of 980, 406, 15?

Answer: GCF of 980, 406, 15 is 1.

2. How to Find the GCF of 980, 406, 15

Answer: Greatest Common Factor(GCF) of 980, 406, 15 = 1

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

Step 2: Then multiply all the prime factors GCF(980, 406, 15) = 1.