Greatest Common Factor of 61, 98, 15, 790

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

• Greatest Common Factor of 61, 98, 15, 790 by common division method
• Greatest Common Factor of 61, 98, 15, 790 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 61

List of positive integer factors of 61 that divides 61 without a remainder.

1,61

Factors of 98

List of positive integer factors of 98 that divides 98 without a remainder.

1,2,7,14,49,98

Factors of 15

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

1,3,5,15

Factors of 790

List of positive integer factors of 790 that divides 790 without a remainder.

1,2,5,10,79,158,395,790

Greatest Common Factor

We found the factors 61,98,15,790 . The biggest common factor number is the GCF number.
So the greatest common factor 61,98,15,790 is 1.

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

• GCF of 31, 95, 95, 572
• GCF of 99, 48, 43, 439
• GCF of 78, 41, 82, 942
• GCF of 54, 49, 89, 860
• GCF of 95, 13, 45, 779

1. What is the GCF of 61, 98, 15, 790?

Answer: GCF of 61, 98, 15, 790 is 1.

2. How to Find the GCF of 61, 98, 15, 790

Answer: Greatest Common Factor(GCF) of 61, 98, 15, 790 = 1

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

Step 2: Then multiply all the prime factors GCF(61, 98, 15, 790) = 1.