Greatest Common Factor of 71, 84, 138

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

• Greatest Common Factor of 71, 84, 138 by common division method
• Greatest Common Factor of 71, 84, 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 71

List of positive integer factors of 71 that divides 71 without a remainder.

1,71

Factors of 84

List of positive integer factors of 84 that divides 84 without a remainder.

1,2,3,4,6,7,12,14,21,28,42,84

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 71,84,138 . The biggest common factor number is the GCF number.
So the greatest common factor 71,84,138 is 1.

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

• GCF of 60, 61, 622
• GCF of 11, 85, 601
• GCF of 89, 38, 590
• GCF of 79, 26, 194
• GCF of 68, 29, 934

1. What is the GCF of 71, 84, 138?

Answer: GCF of 71, 84, 138 is 1.

2. How to Find the GCF of 71, 84, 138

Answer: Greatest Common Factor(GCF) of 71, 84, 138 = 1

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

Step 2: Then multiply all the prime factors GCF(71, 84, 138) = 1.