Greatest Common Factor of 645, 339, 75

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

• Greatest Common Factor of 645, 339, 75 by common division method
• Greatest Common Factor of 645, 339, 75 with matching the biggest common factor

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∴ So the GCF of the given numbers is 3 = 3

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 339

List of positive integer factors of 339 that divides 339 without a remainder.

1,3,113,339

Factors of 75

List of positive integer factors of 75 that divides 75 without a remainder.

1,3,5,15,25,75

Greatest Common Factor

We found the factors 645,339,75 . The biggest common factor number is the GCF number.
So the greatest common factor 645,339,75 is 3.

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

• GCF of 947, 533, 90
• GCF of 283, 574, 84
• GCF of 520, 554, 73
• GCF of 626, 205, 94
• GCF of 690, 836, 69

1. What is the GCF of 645, 339, 75?

Answer: GCF of 645, 339, 75 is 3.

2. How to Find the GCF of 645, 339, 75

Answer: Greatest Common Factor(GCF) of 645, 339, 75 = 3

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

Step 2: Then multiply all the prime factors GCF(645, 339, 75) = 3.