Greatest Common Factor of 648, 638, 34

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

• Greatest Common Factor of 648, 638, 34 by common division method
• Greatest Common Factor of 648, 638, 34 with matching the biggest common factor

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

Factors of 648

List of positive integer factors of 648 that divides 648 without a remainder.

1,2,3,4,6,8,9,12,18,24,27,36,54,72,81,108,162,216,324,648

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 34

List of positive integer factors of 34 that divides 34 without a remainder.

1,2,17,34

Greatest Common Factor

We found the factors 648,638,34 . The biggest common factor number is the GCF number.
So the greatest common factor 648,638,34 is 2.

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

• GCF of 180, 392, 20
• GCF of 668, 779, 23
• GCF of 598, 122, 79
• GCF of 373, 552, 54
• GCF of 133, 757, 66

1. What is the GCF of 648, 638, 34?

Answer: GCF of 648, 638, 34 is 2.

2. How to Find the GCF of 648, 638, 34

Answer: Greatest Common Factor(GCF) of 648, 638, 34 = 2

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

Step 2: Then multiply all the prime factors GCF(648, 638, 34) = 2.