Greatest Common Factor of 51, 78, 81, 676

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

• Greatest Common Factor of 51, 78, 81, 676 by common division method
• Greatest Common Factor of 51, 78, 81, 676 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 51

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

1,3,17,51

Factors of 78

List of positive integer factors of 78 that divides 78 without a remainder.

1,2,3,6,13,26,39,78

Factors of 81

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

1,3,9,27,81

Factors of 676

List of positive integer factors of 676 that divides 676 without a remainder.

1,2,4,13,26,52,169,338,676

Greatest Common Factor

We found the factors 51,78,81,676 . The biggest common factor number is the GCF number.
So the greatest common factor 51,78,81,676 is 1.

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

• GCF of 81, 38, 97, 168
• GCF of 87, 79, 52, 960
• GCF of 44, 36, 43, 799
• GCF of 43, 86, 28, 874
• GCF of 44, 81, 13, 254

1. What is the GCF of 51, 78, 81, 676?

Answer: GCF of 51, 78, 81, 676 is 1.

2. How to Find the GCF of 51, 78, 81, 676

Answer: Greatest Common Factor(GCF) of 51, 78, 81, 676 = 1

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

Step 2: Then multiply all the prime factors GCF(51, 78, 81, 676) = 1.