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 680, 155, 390 i.e. 5 largest integer that divides all the numbers equally.
Greatest common factor (GCF) of 680, 155, 390 is 5.
GCF(680, 155, 390) = 5
Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways
5 | 680, 155, 390 |
136, 31, 78 |
∴ So the GCF of the given numbers is 5 = 5
Factors of 680
List of positive integer factors of 680 that divides 680 without a remainder.
1,2,4,5,8,10,17,20,34,40,68,85,136,170,340,680
Factors of 155
List of positive integer factors of 155 that divides 155 without a remainder.
1,5,31,155
Factors of 390
List of positive integer factors of 390 that divides 390 without a remainder.
1,2,3,5,6,10,13,15,26,30,39,65,78,130,195,390
Greatest Common Factor
We found the factors 680,155,390 . The biggest common factor number is the GCF number.
So the greatest common factor 680,155,390 is 5.
Here are some samples of GCF of two or more Numbers calculations.
1. What is the GCF of 680, 155, 390?
Answer: GCF of 680, 155, 390 is 5.
2. How to Find the GCF of 680, 155, 390
Answer: Greatest Common Factor(GCF) of 680, 155, 390 = 5
Step 1: Divide all the numbers with common prime numbers having remainder zero.
Step 2: Then multiply all the prime factors GCF(680, 155, 390) = 5.