Greatest Common Factor of 17, 21, 547

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

• Greatest Common Factor of 17, 21, 547 by common division method
• Greatest Common Factor of 17, 21, 547 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 17

List of positive integer factors of 17 that divides 17 without a remainder.

1,17

Factors of 21

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

1,3,7,21

Factors of 547

List of positive integer factors of 547 that divides 547 without a remainder.

1,547

Greatest Common Factor

We found the factors 17,21,547 . The biggest common factor number is the GCF number.
So the greatest common factor 17,21,547 is 1.

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

• GCF of 86, 40, 127
• GCF of 42, 25, 664
• GCF of 20, 96, 671
• GCF of 34, 96, 934
• GCF of 32, 66, 594

1. What is the GCF of 17, 21, 547?

Answer: GCF of 17, 21, 547 is 1.

2. How to Find the GCF of 17, 21, 547

Answer: Greatest Common Factor(GCF) of 17, 21, 547 = 1

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

Step 2: Then multiply all the prime factors GCF(17, 21, 547) = 1.