Greatest Common Factor of 81, 51, 510

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

• Greatest Common Factor of 81, 51, 510 by common division method
• Greatest Common Factor of 81, 51, 510 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

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

Factors of 81

List of positive integer factors of 81 that divides 81 without a remainder.

1,3,9,27,81

Factors of 51

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

1,3,17,51

Factors of 510

List of positive integer factors of 510 that divides 510 without a remainder.

1,2,3,5,6,10,15,17,30,34,51,85,102,170,255,510

Greatest Common Factor

We found the factors 81,51,510 . The biggest common factor number is the GCF number.
So the greatest common factor 81,51,510 is 3.

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

• GCF of 90, 78, 121
• GCF of 56, 62, 392
• GCF of 43, 92, 826
• GCF of 19, 12, 211
• GCF of 68, 97, 346

1. What is the GCF of 81, 51, 510?

Answer: GCF of 81, 51, 510 is 3.

2. How to Find the GCF of 81, 51, 510

Answer: Greatest Common Factor(GCF) of 81, 51, 510 = 3

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

Step 2: Then multiply all the prime factors GCF(81, 51, 510) = 3.