Greatest Common Factor of 18, 77, 790

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

• Greatest Common Factor of 18, 77, 790 by common division method
• Greatest Common Factor of 18, 77, 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 18

List of positive integer factors of 18 that divides 18 without a remainder.

1,2,3,6,9,18

Factors of 77

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

1,7,11,77

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 18,77,790 . The biggest common factor number is the GCF number.
So the greatest common factor 18,77,790 is 1.

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

• GCF of 21, 55, 888
• GCF of 19, 25, 823
• GCF of 31, 45, 928
• GCF of 51, 23, 170
• GCF of 48, 15, 904

1. What is the GCF of 18, 77, 790?

Answer: GCF of 18, 77, 790 is 1.

2. How to Find the GCF of 18, 77, 790

Answer: Greatest Common Factor(GCF) of 18, 77, 790 = 1

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

Step 2: Then multiply all the prime factors GCF(18, 77, 790) = 1.