Greatest Common Factor of 85, 18, 60

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

• Greatest Common Factor of 85, 18, 60 by common division method
• Greatest Common Factor of 85, 18, 60 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 18

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

1,2,3,6,9,18

Factors of 60

List of positive integer factors of 60 that divides 60 without a remainder.

1,2,3,4,5,6,10,12,15,20,30,60

Greatest Common Factor

We found the factors 85,18,60 . The biggest common factor number is the GCF number.
So the greatest common factor 85,18,60 is 1.

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

• GCF of 21, 72, 86
• GCF of 69, 97, 28
• GCF of 12, 38, 94
• GCF of 56, 62, 79
• GCF of 41, 77, 61

1. What is the GCF of 85, 18, 60?

Answer: GCF of 85, 18, 60 is 1.

2. How to Find the GCF of 85, 18, 60

Answer: Greatest Common Factor(GCF) of 85, 18, 60 = 1

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

Step 2: Then multiply all the prime factors GCF(85, 18, 60) = 1.