Greatest Common Factor of 638, 416, 342, 838, 422

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

• Greatest Common Factor of 638, 416, 342, 838, 422 by common division method
• Greatest Common Factor of 638, 416, 342, 838, 422 with matching the biggest common factor

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

Factors of 638

List of positive integer factors of 638 that divides 638 without a remainder.

1,2,11,22,29,58,319,638

Factors of 416

List of positive integer factors of 416 that divides 416 without a remainder.

1,2,4,8,13,16,26,32,52,104,208,416

Factors of 342

List of positive integer factors of 342 that divides 342 without a remainder.

1,2,3,6,9,18,19,38,57,114,171,342

Factors of 838

List of positive integer factors of 838 that divides 838 without a remainder.

1,2,419,838

Factors of 422

List of positive integer factors of 422 that divides 422 without a remainder.

1,2,211,422

Greatest Common Factor

We found the factors 638,416,342,838,422 . The biggest common factor number is the GCF number.
So the greatest common factor 638,416,342,838,422 is 2.

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

• GCF of 815, 647, 138, 123, 901
• GCF of 235, 247, 739, 386, 688
• GCF of 531, 679, 242, 579, 629
• GCF of 983, 753, 930, 794, 336
• GCF of 643, 601, 589, 837, 610

1. What is the GCF of 638, 416, 342, 838, 422?

Answer: GCF of 638, 416, 342, 838, 422 is 2.

2. How to Find the GCF of 638, 416, 342, 838, 422

Answer: Greatest Common Factor(GCF) of 638, 416, 342, 838, 422 = 2

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

Step 2: Then multiply all the prime factors GCF(638, 416, 342, 838, 422) = 2.