Greatest Common Factor of 17, 25, 72, 51

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

• Greatest Common Factor of 17, 25, 72, 51 by common division method
• Greatest Common Factor of 17, 25, 72, 51 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 25

List of positive integer factors of 25 that divides 25 without a remainder.

1,5,25

Factors of 72

List of positive integer factors of 72 that divides 72 without a remainder.

1,2,3,4,6,8,9,12,18,24,36,72

Factors of 51

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

1,3,17,51

Greatest Common Factor

We found the factors 17,25,72,51 . The biggest common factor number is the GCF number.
So the greatest common factor 17,25,72,51 is 1.

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

• GCF of 27, 30, 37, 13
• GCF of 39, 57, 71, 89
• GCF of 38, 16, 17, 56
• GCF of 75, 88, 93, 99
• GCF of 16, 17, 74, 56

1. What is the GCF of 17, 25, 72, 51?

Answer: GCF of 17, 25, 72, 51 is 1.

2. How to Find the GCF of 17, 25, 72, 51

Answer: Greatest Common Factor(GCF) of 17, 25, 72, 51 = 1

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

Step 2: Then multiply all the prime factors GCF(17, 25, 72, 51) = 1.