Greatest Common Factor of 55, 638, 165

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

• Greatest Common Factor of 55, 638, 165 by common division method
• Greatest Common Factor of 55, 638, 165 with matching the biggest common factor

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∴ So the GCF of the given numbers is 11 = 11

Factors of 55

List of positive integer factors of 55 that divides 55 without a remainder.

1,5,11,55

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 165

List of positive integer factors of 165 that divides 165 without a remainder.

1,3,5,11,15,33,55,165

Greatest Common Factor

We found the factors 55,638,165 . The biggest common factor number is the GCF number.
So the greatest common factor 55,638,165 is 11.

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

• GCF of 43, 968, 828
• GCF of 32, 525, 672
• GCF of 48, 897, 850
• GCF of 94, 726, 723
• GCF of 95, 512, 746

1. What is the GCF of 55, 638, 165?

Answer: GCF of 55, 638, 165 is 11.

2. How to Find the GCF of 55, 638, 165

Answer: Greatest Common Factor(GCF) of 55, 638, 165 = 11

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

Step 2: Then multiply all the prime factors GCF(55, 638, 165) = 11.