Greatest Common Factor of 81, 198, 987

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

• Greatest Common Factor of 81, 198, 987 by common division method
• Greatest Common Factor of 81, 198, 987 with matching the biggest common factor

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∴ 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 198

List of positive integer factors of 198 that divides 198 without a remainder.

1,2,3,6,9,11,18,22,33,66,99,198

Factors of 987

List of positive integer factors of 987 that divides 987 without a remainder.

1,3,7,21,47,141,329,987

Greatest Common Factor

We found the factors 81,198,987 . The biggest common factor number is the GCF number.
So the greatest common factor 81,198,987 is 3.

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

• GCF of 99, 429, 466
• GCF of 58, 188, 143
• GCF of 34, 212, 580
• GCF of 99, 289, 388
• GCF of 51, 231, 584

1. What is the GCF of 81, 198, 987?

Answer: GCF of 81, 198, 987 is 3.

2. How to Find the GCF of 81, 198, 987

Answer: Greatest Common Factor(GCF) of 81, 198, 987 = 3

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

Step 2: Then multiply all the prime factors GCF(81, 198, 987) = 3.