Greatest Common Factor of 18, 45, 297

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

• Greatest Common Factor of 18, 45, 297 by common division method
• Greatest Common Factor of 18, 45, 297 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 3 x 3 = 9

Factors of 18

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

1,2,3,6,9,18

Factors of 45

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

1,3,5,9,15,45

Factors of 297

List of positive integer factors of 297 that divides 297 without a remainder.

1,3,9,11,27,33,99,297

Greatest Common Factor

We found the factors 18,45,297 . The biggest common factor number is the GCF number.
So the greatest common factor 18,45,297 is 9.

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

• GCF of 53, 67, 129
• GCF of 45, 86, 710
• GCF of 22, 34, 458
• GCF of 94, 22, 163
• GCF of 89, 77, 838

1. What is the GCF of 18, 45, 297?

Answer: GCF of 18, 45, 297 is 9.

2. How to Find the GCF of 18, 45, 297

Answer: Greatest Common Factor(GCF) of 18, 45, 297 = 9

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

Step 2: Then multiply all the prime factors GCF(18, 45, 297) = 9.