Greatest Common Factor of 42, 693, 321

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

• Greatest Common Factor of 42, 693, 321 by common division method
• Greatest Common Factor of 42, 693, 321 with matching the biggest common factor

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

Factors of 42

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

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

Factors of 693

List of positive integer factors of 693 that divides 693 without a remainder.

1,3,7,9,11,21,33,63,77,99,231,693

Factors of 321

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

1,3,107,321

Greatest Common Factor

We found the factors 42,693,321 . The biggest common factor number is the GCF number.
So the greatest common factor 42,693,321 is 3.

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

• GCF of 49, 340, 677
• GCF of 77, 277, 360
• GCF of 62, 870, 671
• GCF of 89, 669, 634
• GCF of 69, 866, 368

1. What is the GCF of 42, 693, 321?

Answer: GCF of 42, 693, 321 is 3.

2. How to Find the GCF of 42, 693, 321

Answer: Greatest Common Factor(GCF) of 42, 693, 321 = 3

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

Step 2: Then multiply all the prime factors GCF(42, 693, 321) = 3.