Greatest Common Factor of 72, 5, 87, 17

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

• Greatest Common Factor of 72, 5, 87, 17 by common division method
• Greatest Common Factor of 72, 5, 87, 17 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 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 5

List of positive integer factors of 5 that divides 5 without a remainder.

1,5

Factors of 87

List of positive integer factors of 87 that divides 87 without a remainder.

1,3,29,87

Factors of 17

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

1,17

Greatest Common Factor

We found the factors 72,5,87,17 . The biggest common factor number is the GCF number.
So the greatest common factor 72,5,87,17 is 1.

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

• GCF of 19, 2, 59, 87
• GCF of 45, 8, 43, 61
• GCF of 72, 7, 78, 59
• GCF of 21, 9, 19, 81
• GCF of 17, 6, 77, 61

1. What is the GCF of 72, 5, 87, 17?

Answer: GCF of 72, 5, 87, 17 is 1.

2. How to Find the GCF of 72, 5, 87, 17

Answer: Greatest Common Factor(GCF) of 72, 5, 87, 17 = 1

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

Step 2: Then multiply all the prime factors GCF(72, 5, 87, 17) = 1.