Greatest Common Factor of 645, 213, 27

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

• Greatest Common Factor of 645, 213, 27 by common division method
• Greatest Common Factor of 645, 213, 27 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

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

Factors of 645

List of positive integer factors of 645 that divides 645 without a remainder.

1,3,5,15,43,129,215,645

Factors of 213

List of positive integer factors of 213 that divides 213 without a remainder.

1,3,71,213

Factors of 27

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

1,3,9,27

Greatest Common Factor

We found the factors 645,213,27 . The biggest common factor number is the GCF number.
So the greatest common factor 645,213,27 is 3.

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

• GCF of 125, 796, 57
• GCF of 584, 360, 85
• GCF of 155, 275, 40
• GCF of 462, 399, 80
• GCF of 848, 792, 71

1. What is the GCF of 645, 213, 27?

Answer: GCF of 645, 213, 27 is 3.

2. How to Find the GCF of 645, 213, 27

Answer: Greatest Common Factor(GCF) of 645, 213, 27 = 3

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

Step 2: Then multiply all the prime factors GCF(645, 213, 27) = 3.