Greatest Common Factor of 18, 31, 45, 87, 566

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

• Greatest Common Factor of 18, 31, 45, 87, 566 by common division method
• Greatest Common Factor of 18, 31, 45, 87, 566 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 18

List of positive integer factors of 18 that divides 18 without a remainder.

1,2,3,6,9,18

Factors of 31

List of positive integer factors of 31 that divides 31 without a remainder.

1,31

Factors of 45

List of positive integer factors of 45 that divides 45 without a remainder.

1,3,5,9,15,45

Factors of 87

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

1,3,29,87

Factors of 566

List of positive integer factors of 566 that divides 566 without a remainder.

1,2,283,566

Greatest Common Factor

We found the factors 18,31,45,87,566 . The biggest common factor number is the GCF number.
So the greatest common factor 18,31,45,87,566 is 1.

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

• GCF of 53, 11, 41, 91, 831
• GCF of 91, 19, 96, 57, 703
• GCF of 89, 79, 95, 64, 502
• GCF of 85, 21, 17, 29, 704
• GCF of 48, 80, 66, 42, 483

1. What is the GCF of 18, 31, 45, 87, 566?

Answer: GCF of 18, 31, 45, 87, 566 is 1.

2. How to Find the GCF of 18, 31, 45, 87, 566

Answer: Greatest Common Factor(GCF) of 18, 31, 45, 87, 566 = 1

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

Step 2: Then multiply all the prime factors GCF(18, 31, 45, 87, 566) = 1.