Greatest Common Factor of 21, 539, 729

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

• Greatest Common Factor of 21, 539, 729 by common division method
• Greatest Common Factor of 21, 539, 729 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 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Factors of 539

List of positive integer factors of 539 that divides 539 without a remainder.

1,7,11,49,77,539

Factors of 729

List of positive integer factors of 729 that divides 729 without a remainder.

1,3,9,27,81,243,729

Greatest Common Factor

We found the factors 21,539,729 . The biggest common factor number is the GCF number.
So the greatest common factor 21,539,729 is 1.

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

• GCF of 16, 907, 391
• GCF of 98, 578, 906
• GCF of 40, 882, 870
• GCF of 15, 971, 259
• GCF of 62, 383, 890

1. What is the GCF of 21, 539, 729?

Answer: GCF of 21, 539, 729 is 1.

2. How to Find the GCF of 21, 539, 729

Answer: Greatest Common Factor(GCF) of 21, 539, 729 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 539, 729) = 1.