Greatest Common Factor of 57, 21, 53, 369

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

• Greatest Common Factor of 57, 21, 53, 369 by common division method
• Greatest Common Factor of 57, 21, 53, 369 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 57

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

1,3,19,57

Factors of 21

List of positive integer factors of 21 that divides 21 without a remainder.

1,3,7,21

Factors of 53

List of positive integer factors of 53 that divides 53 without a remainder.

1,53

Factors of 369

List of positive integer factors of 369 that divides 369 without a remainder.

1,3,9,41,123,369

Greatest Common Factor

We found the factors 57,21,53,369 . The biggest common factor number is the GCF number.
So the greatest common factor 57,21,53,369 is 1.

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

• GCF of 62, 85, 12, 658
• GCF of 17, 15, 39, 945
• GCF of 74, 85, 51, 883
• GCF of 93, 26, 96, 170
• GCF of 36, 90, 18, 747

1. What is the GCF of 57, 21, 53, 369?

Answer: GCF of 57, 21, 53, 369 is 1.

2. How to Find the GCF of 57, 21, 53, 369

Answer: Greatest Common Factor(GCF) of 57, 21, 53, 369 = 1

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

Step 2: Then multiply all the prime factors GCF(57, 21, 53, 369) = 1.