Greatest Common Factor of 18, 23, 52, 15

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

• Greatest Common Factor of 18, 23, 52, 15 by common division method
• Greatest Common Factor of 18, 23, 52, 15 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 23

List of positive integer factors of 23 that divides 23 without a remainder.

1,23

Factors of 52

List of positive integer factors of 52 that divides 52 without a remainder.

1,2,4,13,26,52

Factors of 15

List of positive integer factors of 15 that divides 15 without a remainder.

1,3,5,15

Greatest Common Factor

We found the factors 18,23,52,15 . The biggest common factor number is the GCF number.
So the greatest common factor 18,23,52,15 is 1.

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

• GCF of 48, 49, 20, 33
• GCF of 76, 27, 95, 68
• GCF of 11, 27, 68, 66
• GCF of 43, 40, 27, 29
• GCF of 89, 80, 76, 60

1. What is the GCF of 18, 23, 52, 15?

Answer: GCF of 18, 23, 52, 15 is 1.

2. How to Find the GCF of 18, 23, 52, 15

Answer: Greatest Common Factor(GCF) of 18, 23, 52, 15 = 1

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

Step 2: Then multiply all the prime factors GCF(18, 23, 52, 15) = 1.