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 80, 49, 21, 664 i.e. 1 largest integer that divides all the numbers equally.
Greatest common factor (GCF) of 80, 49, 21, 664 is 1.
GCF(80, 49, 21, 664) = 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 80
List of positive integer factors of 80 that divides 80 without a remainder.
1,2,4,5,8,10,16,20,40,80
Factors of 49
List of positive integer factors of 49 that divides 49 without a remainder.
1,7,49
Factors of 21
List of positive integer factors of 21 that divides 21 without a remainder.
1,3,7,21
Factors of 664
List of positive integer factors of 664 that divides 664 without a remainder.
1,2,4,8,83,166,332,664
Greatest Common Factor
We found the factors 80,49,21,664 . The biggest common factor number is the GCF number.
So the greatest common factor 80,49,21,664 is 1.
Here are some samples of GCF of two or more Numbers calculations.
1. What is the GCF of 80, 49, 21, 664?
Answer: GCF of 80, 49, 21, 664 is 1.
2. How to Find the GCF of 80, 49, 21, 664
Answer: Greatest Common Factor(GCF) of 80, 49, 21, 664 = 1
Step 1: Divide all the numbers with common prime numbers having remainder zero.
Step 2: Then multiply all the prime factors GCF(80, 49, 21, 664) = 1.