Greatest Common Factor of 81, 42, 976

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

• Greatest Common Factor of 81, 42, 976 by common division method
• Greatest Common Factor of 81, 42, 976 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 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

Factors of 976

List of positive integer factors of 976 that divides 976 without a remainder.

1,2,4,8,16,61,122,244,488,976

Greatest Common Factor

We found the factors 81,42,976 . The biggest common factor number is the GCF number.
So the greatest common factor 81,42,976 is 1.

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

• GCF of 34, 76, 217
• GCF of 70, 77, 240
• GCF of 57, 37, 576
• GCF of 91, 18, 847
• GCF of 33, 81, 816

1. What is the GCF of 81, 42, 976?

Answer: GCF of 81, 42, 976 is 1.

2. How to Find the GCF of 81, 42, 976

Answer: Greatest Common Factor(GCF) of 81, 42, 976 = 1

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

Step 2: Then multiply all the prime factors GCF(81, 42, 976) = 1.