Greatest Common Factor of 5, 77, 138

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

• Greatest Common Factor of 5, 77, 138 by common division method
• Greatest Common Factor of 5, 77, 138 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 5

List of positive integer factors of 5 that divides 5 without a remainder.

1,5

Factors of 77

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

1,7,11,77

Factors of 138

List of positive integer factors of 138 that divides 138 without a remainder.

1,2,3,6,23,46,69,138

Greatest Common Factor

We found the factors 5,77,138 . The biggest common factor number is the GCF number.
So the greatest common factor 5,77,138 is 1.

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

• GCF of 8, 47, 471
• GCF of 1, 30, 342
• GCF of 9, 53, 328
• GCF of 5, 73, 920
• GCF of 7, 98, 395

1. What is the GCF of 5, 77, 138?

Answer: GCF of 5, 77, 138 is 1.

2. How to Find the GCF of 5, 77, 138

Answer: Greatest Common Factor(GCF) of 5, 77, 138 = 1

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

Step 2: Then multiply all the prime factors GCF(5, 77, 138) = 1.