Greatest Common Factor of 642, 1155
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 642, 1155 i.e. 3 largest integer that divides all the numbers equally.
Greatest common factor (GCF) of 642, 1155 is 3.
GCF(642, 1155) = 3
GCF of 642, 1155
Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways
- Greatest Common Factor of 642, 1155 by common division method
- Greatest Common Factor of 642, 1155 with matching the biggest common factor
GCF of 642,1155 is 3
| 3 | 642, 1155 |
| 214, 385 |
∴ So the GCF of the given numbers is 3 = 3
Factors of 642
List of positive integer factors of 642 that divides 642 without a remainder.
1,2,3,6,107,214,321,642
Factors of 1155
List of positive integer factors of 1155 that divides 1155 without a remainder.
1,3,5,7,11,15,21,33,35,55,77,105,165,231,385,1155
Greatest Common Factor
We found the factors 642,1155 . The biggest common factor number is the GCF number.
So the greatest common factor 642,1155 is 3.
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 642, 1155
1. What is the GCF of 642, 1155?
Answer: GCF of 642, 1155 is 3.
2. How to Find the GCF of 642, 1155
Answer: Greatest Common Factor(GCF) of 642, 1155 = 3
Step 1: Divide all the numbers with common prime numbers having remainder zero.
Step 2: Then multiply all the prime factors GCF(642, 1155) = 3.