Greatest Common Factor of 18, 73, 170

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

• Greatest Common Factor of 18, 73, 170 by common division method
• Greatest Common Factor of 18, 73, 170 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 73

List of positive integer factors of 73 that divides 73 without a remainder.

1,73

Factors of 170

List of positive integer factors of 170 that divides 170 without a remainder.

1,2,5,10,17,34,85,170

Greatest Common Factor

We found the factors 18,73,170 . The biggest common factor number is the GCF number.
So the greatest common factor 18,73,170 is 1.

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

• GCF of 73, 98, 571
• GCF of 31, 53, 792
• GCF of 84, 67, 684
• GCF of 43, 83, 925
• GCF of 26, 79, 286

1. What is the GCF of 18, 73, 170?

Answer: GCF of 18, 73, 170 is 1.

2. How to Find the GCF of 18, 73, 170

Answer: Greatest Common Factor(GCF) of 18, 73, 170 = 1

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

Step 2: Then multiply all the prime factors GCF(18, 73, 170) = 1.