Greatest Common Factor of 77, 42, 62, 980

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

• Greatest Common Factor of 77, 42, 62, 980 by common division method
• Greatest Common Factor of 77, 42, 62, 980 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 77

List of positive integer factors of 77 that divides 77 without a remainder.

1,7,11,77

Factors of 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

Factors of 62

List of positive integer factors of 62 that divides 62 without a remainder.

1,2,31,62

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

Greatest Common Factor

We found the factors 77,42,62,980 . The biggest common factor number is the GCF number.
So the greatest common factor 77,42,62,980 is 1.

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

• GCF of 85, 46, 31, 661
• GCF of 20, 84, 61, 758
• GCF of 62, 26, 30, 116
• GCF of 11, 60, 30, 657
• GCF of 71, 31, 86, 627

1. What is the GCF of 77, 42, 62, 980?

Answer: GCF of 77, 42, 62, 980 is 1.

2. How to Find the GCF of 77, 42, 62, 980

Answer: Greatest Common Factor(GCF) of 77, 42, 62, 980 = 1

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

Step 2: Then multiply all the prime factors GCF(77, 42, 62, 980) = 1.