Greatest Common Factor of 81, 496, 138

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

• Greatest Common Factor of 81, 496, 138 by common division method
• Greatest Common Factor of 81, 496, 138 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 496

List of positive integer factors of 496 that divides 496 without a remainder.

1,2,4,8,16,31,62,124,248,496

Factors of 138

List of positive integer factors of 138 that divides 138 without a remainder.

1,2,3,6,23,46,69,138

Greatest Common Factor

We found the factors 81,496,138 . The biggest common factor number is the GCF number.
So the greatest common factor 81,496,138 is 1.

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

• GCF of 54, 923, 564
• GCF of 92, 144, 651
• GCF of 77, 153, 725
• GCF of 39, 277, 529
• GCF of 80, 441, 444

1. What is the GCF of 81, 496, 138?

Answer: GCF of 81, 496, 138 is 1.

2. How to Find the GCF of 81, 496, 138

Answer: Greatest Common Factor(GCF) of 81, 496, 138 = 1

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

Step 2: Then multiply all the prime factors GCF(81, 496, 138) = 1.