Greatest Common Factor of 810, 252, 990

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

• Greatest Common Factor of 810, 252, 990 by common division method
• Greatest Common Factor of 810, 252, 990 with matching the biggest common factor

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∴ So the GCF of the given numbers is 2 x 3 x 3 = 18

Factors of 810

List of positive integer factors of 810 that divides 810 without a remainder.

1,2,3,5,6,9,10,15,18,27,30,45,54,81,90,135,162,270,405,810

Factors of 252

List of positive integer factors of 252 that divides 252 without a remainder.

1,2,3,4,6,7,9,12,14,18,21,28,36,42,63,84,126,252

Factors of 990

List of positive integer factors of 990 that divides 990 without a remainder.

1,2,3,5,6,9,10,11,15,18,22,30,33,45,55,66,90,99,110,165,198,330,495,990

Greatest Common Factor

We found the factors 810,252,990 . The biggest common factor number is the GCF number.
So the greatest common factor 810,252,990 is 18.

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

• GCF of 706, 922, 823
• GCF of 581, 938, 209
• GCF of 814, 842, 137
• GCF of 207, 906, 418
• GCF of 576, 580, 563

1. What is the GCF of 810, 252, 990?

Answer: GCF of 810, 252, 990 is 18.

2. How to Find the GCF of 810, 252, 990

Answer: Greatest Common Factor(GCF) of 810, 252, 990 = 18

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

Step 2: Then multiply all the prime factors GCF(810, 252, 990) = 18.