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 25, 64, 81, 73, 680 i.e. 1 largest integer that divides all the numbers equally.
Greatest common factor (GCF) of 25, 64, 81, 73, 680 is 1.
GCF(25, 64, 81, 73, 680) = 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 25
List of positive integer factors of 25 that divides 25 without a remainder.
1,5,25
Factors of 64
List of positive integer factors of 64 that divides 64 without a remainder.
1,2,4,8,16,32,64
Factors of 81
List of positive integer factors of 81 that divides 81 without a remainder.
1,3,9,27,81
Factors of 73
List of positive integer factors of 73 that divides 73 without a remainder.
1,73
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
Greatest Common Factor
We found the factors 25,64,81,73,680 . The biggest common factor number is the GCF number.
So the greatest common factor 25,64,81,73,680 is 1.
Here are some samples of GCF of two or more Numbers calculations.
1. What is the GCF of 25, 64, 81, 73, 680?
Answer: GCF of 25, 64, 81, 73, 680 is 1.
2. How to Find the GCF of 25, 64, 81, 73, 680
Answer: Greatest Common Factor(GCF) of 25, 64, 81, 73, 680 = 1
Step 1: Divide all the numbers with common prime numbers having remainder zero.
Step 2: Then multiply all the prime factors GCF(25, 64, 81, 73, 680) = 1.