Greatest Common Factor of 81, 231, 812

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

• Greatest Common Factor of 81, 231, 812 by common division method
• Greatest Common Factor of 81, 231, 812 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 81

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

1,3,9,27,81

Factors of 231

List of positive integer factors of 231 that divides 231 without a remainder.

1,3,7,11,21,33,77,231

Factors of 812

List of positive integer factors of 812 that divides 812 without a remainder.

1,2,4,7,14,28,29,58,116,203,406,812

Greatest Common Factor

We found the factors 81,231,812 . The biggest common factor number is the GCF number.
So the greatest common factor 81,231,812 is 1.

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

• GCF of 97, 814, 770
• GCF of 28, 970, 555
• GCF of 98, 138, 974
• GCF of 57, 897, 795
• GCF of 25, 715, 562

1. What is the GCF of 81, 231, 812?

Answer: GCF of 81, 231, 812 is 1.

2. How to Find the GCF of 81, 231, 812

Answer: Greatest Common Factor(GCF) of 81, 231, 812 = 1

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

Step 2: Then multiply all the prime factors GCF(81, 231, 812) = 1.