Greatest Common Factor of 57, 39, 90, 198

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

• Greatest Common Factor of 57, 39, 90, 198 by common division method
• Greatest Common Factor of 57, 39, 90, 198 with matching the biggest common factor

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

Factors of 57

List of positive integer factors of 57 that divides 57 without a remainder.

1,3,19,57

Factors of 39

List of positive integer factors of 39 that divides 39 without a remainder.

1,3,13,39

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 198

List of positive integer factors of 198 that divides 198 without a remainder.

1,2,3,6,9,11,18,22,33,66,99,198

Greatest Common Factor

We found the factors 57,39,90,198 . The biggest common factor number is the GCF number.
So the greatest common factor 57,39,90,198 is 3.

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

• GCF of 49, 73, 56, 612
• GCF of 83, 17, 52, 152
• GCF of 48, 28, 44, 403
• GCF of 56, 19, 17, 878
• GCF of 11, 72, 61, 423

1. What is the GCF of 57, 39, 90, 198?

Answer: GCF of 57, 39, 90, 198 is 3.

2. How to Find the GCF of 57, 39, 90, 198

Answer: Greatest Common Factor(GCF) of 57, 39, 90, 198 = 3

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

Step 2: Then multiply all the prime factors GCF(57, 39, 90, 198) = 3.