Greatest Common Factor of 245, 645

Created By : Jatin Gogia

Reviewed By : Rajasekhar Valipishetty

Last Updated : Apr 06, 2023


GCF of two or more numbers Calculator allows you to quickly calculate the GCF of 245, 645 i.e. 5 largest integer that divides all the numbers equally.

Greatest common factor (GCF) of 245, 645 is 5.

GCF(245, 645) = 5

GCF of 245, 645

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

GCF of:

Greatest Common Factor of 245,645

GCF of 245,645 is 5

5 245, 645
49, 129

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

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

Factors of 245

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

1,5,7,35,49,245

Factors of 645

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

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

Greatest Common Factor

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

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 245, 645

1. What is the GCF of 245, 645?

Answer: GCF of 245, 645 is 5.

2. How to Find the GCF of 245, 645

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

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

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