Greatest Common Factor of 610, 645, 42

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

• Greatest Common Factor of 610, 645, 42 by common division method
• Greatest Common Factor of 610, 645, 42 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 610

List of positive integer factors of 610 that divides 610 without a remainder.

1,2,5,10,61,122,305,610

Factors of 645

List of positive integer factors of 645 that divides 645 without a remainder.

1,3,5,15,43,129,215,645

Factors of 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

Greatest Common Factor

We found the factors 610,645,42 . The biggest common factor number is the GCF number.
So the greatest common factor 610,645,42 is 1.

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

• GCF of 880, 295, 90
• GCF of 812, 144, 87
• GCF of 106, 570, 75
• GCF of 616, 262, 94
• GCF of 809, 517, 24

1. What is the GCF of 610, 645, 42?

Answer: GCF of 610, 645, 42 is 1.

2. How to Find the GCF of 610, 645, 42

Answer: Greatest Common Factor(GCF) of 610, 645, 42 = 1

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

Step 2: Then multiply all the prime factors GCF(610, 645, 42) = 1.