Greatest Common Factor of 321, 765, 621

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

• Greatest Common Factor of 321, 765, 621 by common division method
• Greatest Common Factor of 321, 765, 621 with matching the biggest common factor

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

Factors of 321

List of positive integer factors of 321 that divides 321 without a remainder.

1,3,107,321

Factors of 765

List of positive integer factors of 765 that divides 765 without a remainder.

1,3,5,9,15,17,45,51,85,153,255,765

Factors of 621

List of positive integer factors of 621 that divides 621 without a remainder.

1,3,9,23,27,69,207,621

Greatest Common Factor

We found the factors 321,765,621 . The biggest common factor number is the GCF number.
So the greatest common factor 321,765,621 is 3.

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

• GCF of 461, 443, 667
• GCF of 321, 952, 374
• GCF of 614, 386, 941
• GCF of 181, 234, 458
• GCF of 843, 874, 290

1. What is the GCF of 321, 765, 621?

Answer: GCF of 321, 765, 621 is 3.

2. How to Find the GCF of 321, 765, 621

Answer: Greatest Common Factor(GCF) of 321, 765, 621 = 3

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

Step 2: Then multiply all the prime factors GCF(321, 765, 621) = 3.