Greatest Common Factor of 33, 57, 21, 478

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

• Greatest Common Factor of 33, 57, 21, 478 by common division method
• Greatest Common Factor of 33, 57, 21, 478 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 33

List of positive integer factors of 33 that divides 33 without a remainder.

1,3,11,33

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 478

List of positive integer factors of 478 that divides 478 without a remainder.

1,2,239,478

Greatest Common Factor

We found the factors 33,57,21,478 . The biggest common factor number is the GCF number.
So the greatest common factor 33,57,21,478 is 1.

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

• GCF of 37, 47, 13, 656
• GCF of 34, 92, 84, 505
• GCF of 32, 43, 39, 613
• GCF of 60, 79, 53, 689
• GCF of 94, 92, 56, 467

1. What is the GCF of 33, 57, 21, 478?

Answer: GCF of 33, 57, 21, 478 is 1.

2. How to Find the GCF of 33, 57, 21, 478

Answer: Greatest Common Factor(GCF) of 33, 57, 21, 478 = 1

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

Step 2: Then multiply all the prime factors GCF(33, 57, 21, 478) = 1.