Greatest Common Factor of 980, 155, 663

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

• Greatest Common Factor of 980, 155, 663 by common division method
• Greatest Common Factor of 980, 155, 663 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 155

List of positive integer factors of 155 that divides 155 without a remainder.

1,5,31,155

Factors of 663

List of positive integer factors of 663 that divides 663 without a remainder.

1,3,13,17,39,51,221,663

Greatest Common Factor

We found the factors 980,155,663 . The biggest common factor number is the GCF number.
So the greatest common factor 980,155,663 is 1.

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

• GCF of 770, 246, 262
• GCF of 973, 744, 684
• GCF of 162, 570, 820
• GCF of 363, 993, 859
• GCF of 198, 610, 196

1. What is the GCF of 980, 155, 663?

Answer: GCF of 980, 155, 663 is 1.

2. How to Find the GCF of 980, 155, 663

Answer: Greatest Common Factor(GCF) of 980, 155, 663 = 1

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

Step 2: Then multiply all the prime factors GCF(980, 155, 663) = 1.