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 855, 221, 143 i.e. 1 largest integer that divides all the numbers equally.
Greatest common factor (GCF) of 855, 221, 143 is 1.
GCF(855, 221, 143) = 1
Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways
∴ GCF of numbers is 1 because of no common factors present between them.
Factors of 855
List of positive integer factors of 855 that divides 855 without a remainder.
1,3,5,9,15,19,45,57,95,171,285,855
Factors of 221
List of positive integer factors of 221 that divides 221 without a remainder.
1,13,17,221
Factors of 143
List of positive integer factors of 143 that divides 143 without a remainder.
1,11,13,143
Greatest Common Factor
We found the factors 855,221,143 . The biggest common factor number is the GCF number.
So the greatest common factor 855,221,143 is 1.
Here are some samples of GCF of two or more Numbers calculations.
1. What is the GCF of 855, 221, 143?
Answer: GCF of 855, 221, 143 is 1.
2. How to Find the GCF of 855, 221, 143
Answer: Greatest Common Factor(GCF) of 855, 221, 143 = 1
Step 1: Divide all the numbers with common prime numbers having remainder zero.
Step 2: Then multiply all the prime factors GCF(855, 221, 143) = 1.