Greatest Common Factor of 85, 24, 138

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

• Greatest Common Factor of 85, 24, 138 by common division method
• Greatest Common Factor of 85, 24, 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 85

List of positive integer factors of 85 that divides 85 without a remainder.

1,5,17,85

Factors of 24

List of positive integer factors of 24 that divides 24 without a remainder.

1,2,3,4,6,8,12,24

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 85,24,138 . The biggest common factor number is the GCF number.
So the greatest common factor 85,24,138 is 1.

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

• GCF of 66, 99, 158
• GCF of 14, 73, 559
• GCF of 42, 30, 129
• GCF of 74, 37, 613
• GCF of 61, 74, 656

1. What is the GCF of 85, 24, 138?

Answer: GCF of 85, 24, 138 is 1.

2. How to Find the GCF of 85, 24, 138

Answer: Greatest Common Factor(GCF) of 85, 24, 138 = 1

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

Step 2: Then multiply all the prime factors GCF(85, 24, 138) = 1.