Greatest Common Factor of 642, 393, 186

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

• Greatest Common Factor of 642, 393, 186 by common division method
• Greatest Common Factor of 642, 393, 186 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 393

List of positive integer factors of 393 that divides 393 without a remainder.

1,3,131,393

Factors of 186

List of positive integer factors of 186 that divides 186 without a remainder.

1,2,3,6,31,62,93,186

Greatest Common Factor

We found the factors 642,393,186 . The biggest common factor number is the GCF number.
So the greatest common factor 642,393,186 is 3.

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

• GCF of 657, 236, 833
• GCF of 107, 280, 205
• GCF of 521, 229, 619
• GCF of 126, 550, 979
• GCF of 309, 163, 751

1. What is the GCF of 642, 393, 186?

Answer: GCF of 642, 393, 186 is 3.

2. How to Find the GCF of 642, 393, 186

Answer: Greatest Common Factor(GCF) of 642, 393, 186 = 3

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

Step 2: Then multiply all the prime factors GCF(642, 393, 186) = 3.