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 17, 20, 16, 3, 85 i.e. 1 largest integer that divides all the numbers equally.
Greatest common factor (GCF) of 17, 20, 16, 3, 85 is 1.
GCF(17, 20, 16, 3, 85) = 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 17
List of positive integer factors of 17 that divides 17 without a remainder.
1,17
Factors of 20
List of positive integer factors of 20 that divides 20 without a remainder.
1,2,4,5,10,20
Factors of 16
List of positive integer factors of 16 that divides 16 without a remainder.
1,2,4,8,16
Factors of 3
List of positive integer factors of 3 that divides 3 without a remainder.
1,3
Factors of 85
List of positive integer factors of 85 that divides 85 without a remainder.
1,5,17,85
Greatest Common Factor
We found the factors 17,20,16,3,85 . The biggest common factor number is the GCF number.
So the greatest common factor 17,20,16,3,85 is 1.
Here are some samples of GCF of two or more Numbers calculations.
1. What is the GCF of 17, 20, 16, 3, 85?
Answer: GCF of 17, 20, 16, 3, 85 is 1.
2. How to Find the GCF of 17, 20, 16, 3, 85
Answer: Greatest Common Factor(GCF) of 17, 20, 16, 3, 85 = 1
Step 1: Divide all the numbers with common prime numbers having remainder zero.
Step 2: Then multiply all the prime factors GCF(17, 20, 16, 3, 85) = 1.