Greatest Common Factor of 45, 39, 33, 378

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

• Greatest Common Factor of 45, 39, 33, 378 by common division method
• Greatest Common Factor of 45, 39, 33, 378 with matching the biggest common factor

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

Factors of 45

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

1,3,5,9,15,45

Factors of 39

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

1,3,13,39

Factors of 33

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

1,3,11,33

Factors of 378

List of positive integer factors of 378 that divides 378 without a remainder.

1,2,3,6,7,9,14,18,21,27,42,54,63,126,189,378

Greatest Common Factor

We found the factors 45,39,33,378 . The biggest common factor number is the GCF number.
So the greatest common factor 45,39,33,378 is 3.

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

• GCF of 19, 91, 29, 372
• GCF of 68, 14, 47, 175
• GCF of 87, 21, 79, 548
• GCF of 79, 75, 75, 522
• GCF of 29, 53, 12, 174

1. What is the GCF of 45, 39, 33, 378?

Answer: GCF of 45, 39, 33, 378 is 3.

2. How to Find the GCF of 45, 39, 33, 378

Answer: Greatest Common Factor(GCF) of 45, 39, 33, 378 = 3

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

Step 2: Then multiply all the prime factors GCF(45, 39, 33, 378) = 3.