Greatest Common Factor of 642, 249, 939

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

• Greatest Common Factor of 642, 249, 939 by common division method
• Greatest Common Factor of 642, 249, 939 with matching the biggest common factor

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

Factors of 642

List of positive integer factors of 642 that divides 642 without a remainder.

1,2,3,6,107,214,321,642

Factors of 249

List of positive integer factors of 249 that divides 249 without a remainder.

1,3,83,249

Factors of 939

List of positive integer factors of 939 that divides 939 without a remainder.

1,3,313,939

Greatest Common Factor

We found the factors 642,249,939 . The biggest common factor number is the GCF number.
So the greatest common factor 642,249,939 is 3.

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

• GCF of 955, 456, 230
• GCF of 510, 334, 485
• GCF of 729, 744, 367
• GCF of 349, 322, 418
• GCF of 492, 838, 610

1. What is the GCF of 642, 249, 939?

Answer: GCF of 642, 249, 939 is 3.

2. How to Find the GCF of 642, 249, 939

Answer: Greatest Common Factor(GCF) of 642, 249, 939 = 3

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

Step 2: Then multiply all the prime factors GCF(642, 249, 939) = 3.