Greatest Common Factor of 18, 51, 45, 26, 60

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

• Greatest Common Factor of 18, 51, 45, 26, 60 by common division method
• Greatest Common Factor of 18, 51, 45, 26, 60 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 51

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

1,3,17,51

Factors of 45

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

1,3,5,9,15,45

Factors of 26

List of positive integer factors of 26 that divides 26 without a remainder.

1,2,13,26

Factors of 60

List of positive integer factors of 60 that divides 60 without a remainder.

1,2,3,4,5,6,10,12,15,20,30,60

Greatest Common Factor

We found the factors 18,51,45,26,60 . The biggest common factor number is the GCF number.
So the greatest common factor 18,51,45,26,60 is 1.

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

• GCF of 37, 15, 44, 12, 42
• GCF of 67, 55, 41, 91, 67
• GCF of 97, 43, 65, 67, 30
• GCF of 39, 58, 52, 50, 32
• GCF of 99, 39, 11, 21, 51

1. What is the GCF of 18, 51, 45, 26, 60?

Answer: GCF of 18, 51, 45, 26, 60 is 1.

2. How to Find the GCF of 18, 51, 45, 26, 60

Answer: Greatest Common Factor(GCF) of 18, 51, 45, 26, 60 = 1

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

Step 2: Then multiply all the prime factors GCF(18, 51, 45, 26, 60) = 1.