Greatest Common Factor of 51, 63, 855

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

• Greatest Common Factor of 51, 63, 855 by common division method
• Greatest Common Factor of 51, 63, 855 with matching the biggest common factor

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∴ So the GCF of the given numbers is 3 = 3

Factors of 51

List of positive integer factors of 51 that divides 51 without a remainder.

1,3,17,51

Factors of 63

List of positive integer factors of 63 that divides 63 without a remainder.

1,3,7,9,21,63

Factors of 855

List of positive integer factors of 855 that divides 855 without a remainder.

1,3,5,9,15,19,45,57,95,171,285,855

Greatest Common Factor

We found the factors 51,63,855 . The biggest common factor number is the GCF number.
So the greatest common factor 51,63,855 is 3.

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

• GCF of 56, 52, 276
• GCF of 12, 62, 596
• GCF of 97, 18, 577
• GCF of 62, 47, 221
• GCF of 46, 55, 689

1. What is the GCF of 51, 63, 855?

Answer: GCF of 51, 63, 855 is 3.

2. How to Find the GCF of 51, 63, 855

Answer: Greatest Common Factor(GCF) of 51, 63, 855 = 3

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

Step 2: Then multiply all the prime factors GCF(51, 63, 855) = 3.