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 42, 165, 240 i.e. 3 largest integer that divides all the numbers equally.
Greatest common factor (GCF) of 42, 165, 240 is 3.
GCF(42, 165, 240) = 3
Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways
3 | 42, 165, 240 |
14, 55, 80 |
∴ So the GCF of the given numbers is 3 = 3
Factors of 42
List of positive integer factors of 42 that divides 42 without a remainder.
1,2,3,6,7,14,21,42
Factors of 165
List of positive integer factors of 165 that divides 165 without a remainder.
1,3,5,11,15,33,55,165
Factors of 240
List of positive integer factors of 240 that divides 240 without a remainder.
1,2,3,4,5,6,8,10,12,15,16,20,24,30,40,48,60,80,120,240
Greatest Common Factor
We found the factors 42,165,240 . The biggest common factor number is the GCF number.
So the greatest common factor 42,165,240 is 3.
Here are some samples of GCF of two or more Numbers calculations.
1. What is the GCF of 42, 165, 240?
Answer: GCF of 42, 165, 240 is 3.
2. How to Find the GCF of 42, 165, 240
Answer: Greatest Common Factor(GCF) of 42, 165, 240 = 3
Step 1: Divide all the numbers with common prime numbers having remainder zero.
Step 2: Then multiply all the prime factors GCF(42, 165, 240) = 3.