Greatest Common Factor of 408, 423, 57

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

• Greatest Common Factor of 408, 423, 57 by common division method
• Greatest Common Factor of 408, 423, 57 with matching the biggest common factor

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

Factors of 408

List of positive integer factors of 408 that divides 408 without a remainder.

1,2,3,4,6,8,12,17,24,34,51,68,102,136,204,408

Factors of 423

List of positive integer factors of 423 that divides 423 without a remainder.

1,3,9,47,141,423

Factors of 57

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

1,3,19,57

Greatest Common Factor

We found the factors 408,423,57 . The biggest common factor number is the GCF number.
So the greatest common factor 408,423,57 is 3.

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

• GCF of 914, 635, 17
• GCF of 531, 318, 19
• GCF of 665, 855, 13
• GCF of 111, 189, 57
• GCF of 196, 199, 44

1. What is the GCF of 408, 423, 57?

Answer: GCF of 408, 423, 57 is 3.

2. How to Find the GCF of 408, 423, 57

Answer: Greatest Common Factor(GCF) of 408, 423, 57 = 3

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

Step 2: Then multiply all the prime factors GCF(408, 423, 57) = 3.