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Greatest Common Factor of 27, 45, 63

GCF of two or more numbers Calculator allows you to quickly calculate the GCF of 27, 45, 63 i.e. 9 largest integer that divides all the numbers equally.

Greatest common factor (GCF) of 27, 45, 63 is 9.

GCF(27, 45, 63) = 9

GCF of 27, 45, 63

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

GCF of:

Greatest Common Factor (GCF) of 27,45,63 By Common Division

3 27, 45, 63
3 9, 15, 21
3, 5, 7

∴ So the GCF of the given numbers is 3 x 3 = 9

Greatest Common Factor (GCF) By Matching Biggest Common Factor Method

Factors of 27

List of positive integer factors of 27 that divides 27 without a remainder.

1,3,9,27

Factors of 45

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

1,3,5,9,15,45

Factors of 63

List of positive integer factors of 63 that divides 63 without a remainder.

1,3,7,9,21,63

Greatest Common Factor

We found the factors 27,45,63 . The biggest common factor number is the GCF number.
So the greatest common factor 27,45,63 is 9.

GCF of two or more Numbers Calculation Examples

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

Frequently Asked Questions on GCF of 27, 45, 63

1. What is the GCF of 27, 45, 63?

Answer: GCF of 27, 45, 63 is 9.

2. How to Find the GCF of 27, 45, 63

Answer: Greatest Common Factor(GCF) of 27, 45, 63 = 9

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

Step 2: Then multiply all the prime factors GCF(27, 45, 63) = 9.