Greatest Common Factor of 57, 36, 45, 243

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

• Greatest Common Factor of 57, 36, 45, 243 by common division method
• Greatest Common Factor of 57, 36, 45, 243 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 36

List of positive integer factors of 36 that divides 36 without a remainder.

1,2,3,4,6,9,12,18,36

Factors of 45

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

1,3,5,9,15,45

Factors of 243

List of positive integer factors of 243 that divides 243 without a remainder.

1,3,9,27,81,243

Greatest Common Factor

We found the factors 57,36,45,243 . The biggest common factor number is the GCF number.
So the greatest common factor 57,36,45,243 is 3.

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

• GCF of 73, 75, 84, 140
• GCF of 90, 36, 57, 943
• GCF of 73, 27, 28, 448
• GCF of 27, 52, 99, 625
• GCF of 30, 36, 27, 694

1. What is the GCF of 57, 36, 45, 243?

Answer: GCF of 57, 36, 45, 243 is 3.

2. How to Find the GCF of 57, 36, 45, 243

Answer: Greatest Common Factor(GCF) of 57, 36, 45, 243 = 3

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

Step 2: Then multiply all the prime factors GCF(57, 36, 45, 243) = 3.