Greatest Common Factor of 645, 130, 685

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

• Greatest Common Factor of 645, 130, 685 by common division method
• Greatest Common Factor of 645, 130, 685 with matching the biggest common factor

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∴ So the GCF of the given numbers is 5 = 5

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 130

List of positive integer factors of 130 that divides 130 without a remainder.

1,2,5,10,13,26,65,130

Factors of 685

List of positive integer factors of 685 that divides 685 without a remainder.

1,5,137,685

Greatest Common Factor

We found the factors 645,130,685 . The biggest common factor number is the GCF number.
So the greatest common factor 645,130,685 is 5.

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

• GCF of 272, 758, 968
• GCF of 610, 173, 851
• GCF of 428, 574, 183
• GCF of 497, 607, 561
• GCF of 651, 872, 745

1. What is the GCF of 645, 130, 685?

Answer: GCF of 645, 130, 685 is 5.

2. How to Find the GCF of 645, 130, 685

Answer: Greatest Common Factor(GCF) of 645, 130, 685 = 5

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

Step 2: Then multiply all the prime factors GCF(645, 130, 685) = 5.