Greatest Common Factor of 642, 138, 238

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

• Greatest Common Factor of 642, 138, 238 by common division method
• Greatest Common Factor of 642, 138, 238 with matching the biggest common factor

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∴ So the GCF of the given numbers is 2 = 2

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 138

List of positive integer factors of 138 that divides 138 without a remainder.

1,2,3,6,23,46,69,138

Factors of 238

List of positive integer factors of 238 that divides 238 without a remainder.

1,2,7,14,17,34,119,238

Greatest Common Factor

We found the factors 642,138,238 . The biggest common factor number is the GCF number.
So the greatest common factor 642,138,238 is 2.

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

• GCF of 545, 580, 176
• GCF of 230, 944, 829
• GCF of 586, 708, 238
• GCF of 527, 377, 448
• GCF of 404, 277, 490

1. What is the GCF of 642, 138, 238?

Answer: GCF of 642, 138, 238 is 2.

2. How to Find the GCF of 642, 138, 238

Answer: Greatest Common Factor(GCF) of 642, 138, 238 = 2

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

Step 2: Then multiply all the prime factors GCF(642, 138, 238) = 2.