Greatest Common Factor of 90, 18, 42, 297

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

• Greatest Common Factor of 90, 18, 42, 297 by common division method
• Greatest Common Factor of 90, 18, 42, 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 = 3

Factors of 90

List of positive integer factors of 90 that divides 90 without a remainder.

1,2,3,5,6,9,10,15,18,30,45,90

Factors of 18

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

1,2,3,6,9,18

Factors of 42

List of positive integer factors of 42 that divides 42 without a remainder.

1,2,3,6,7,14,21,42

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 90,18,42,297 . The biggest common factor number is the GCF number.
So the greatest common factor 90,18,42,297 is 3.

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

• GCF of 26, 25, 16, 414
• GCF of 19, 73, 51, 824
• GCF of 38, 59, 58, 856
• GCF of 53, 69, 91, 182
• GCF of 94, 39, 20, 387

1. What is the GCF of 90, 18, 42, 297?

Answer: GCF of 90, 18, 42, 297 is 3.

2. How to Find the GCF of 90, 18, 42, 297

Answer: Greatest Common Factor(GCF) of 90, 18, 42, 297 = 3

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

Step 2: Then multiply all the prime factors GCF(90, 18, 42, 297) = 3.