Greatest Common Factor of 921, 645, 159

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

• Greatest Common Factor of 921, 645, 159 by common division method
• Greatest Common Factor of 921, 645, 159 with matching the biggest common factor

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

Factors of 921

List of positive integer factors of 921 that divides 921 without a remainder.

1,3,307,921

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 159

List of positive integer factors of 159 that divides 159 without a remainder.

1,3,53,159

Greatest Common Factor

We found the factors 921,645,159 . The biggest common factor number is the GCF number.
So the greatest common factor 921,645,159 is 3.

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

• GCF of 424, 177, 563
• GCF of 432, 464, 733
• GCF of 358, 688, 332
• GCF of 709, 458, 776
• GCF of 377, 482, 824

1. What is the GCF of 921, 645, 159?

Answer: GCF of 921, 645, 159 is 3.

2. How to Find the GCF of 921, 645, 159

Answer: Greatest Common Factor(GCF) of 921, 645, 159 = 3

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

Step 2: Then multiply all the prime factors GCF(921, 645, 159) = 3.