Greatest Common Factor of 645, 270, 245

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

• Greatest Common Factor of 645, 270, 245 by common division method
• Greatest Common Factor of 645, 270, 245 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 5 = 5

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 270

List of positive integer factors of 270 that divides 270 without a remainder.

1,2,3,5,6,9,10,15,18,27,30,45,54,90,135,270

Factors of 245

List of positive integer factors of 245 that divides 245 without a remainder.

1,5,7,35,49,245

Greatest Common Factor

We found the factors 645,270,245 . The biggest common factor number is the GCF number.
So the greatest common factor 645,270,245 is 5.

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

• GCF of 184, 251, 170
• GCF of 306, 267, 414
• GCF of 188, 874, 127
• GCF of 773, 656, 640
• GCF of 279, 726, 526

1. What is the GCF of 645, 270, 245?

Answer: GCF of 645, 270, 245 is 5.

2. How to Find the GCF of 645, 270, 245

Answer: Greatest Common Factor(GCF) of 645, 270, 245 = 5

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

Step 2: Then multiply all the prime factors GCF(645, 270, 245) = 5.