Greatest Common Factor of 21, 17, 27, 718

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

• Greatest Common Factor of 21, 17, 27, 718 by common division method
• Greatest Common Factor of 21, 17, 27, 718 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 17

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

1,17

Factors of 27

List of positive integer factors of 27 that divides 27 without a remainder.

1,3,9,27

Factors of 718

List of positive integer factors of 718 that divides 718 without a remainder.

1,2,359,718

Greatest Common Factor

We found the factors 21,17,27,718 . The biggest common factor number is the GCF number.
So the greatest common factor 21,17,27,718 is 1.

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

• GCF of 58, 95, 14, 677
• GCF of 38, 57, 79, 844
• GCF of 31, 31, 19, 301
• GCF of 38, 81, 81, 173
• GCF of 46, 25, 42, 209

1. What is the GCF of 21, 17, 27, 718?

Answer: GCF of 21, 17, 27, 718 is 1.

2. How to Find the GCF of 21, 17, 27, 718

Answer: Greatest Common Factor(GCF) of 21, 17, 27, 718 = 1

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

Step 2: Then multiply all the prime factors GCF(21, 17, 27, 718) = 1.