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 991, 721 i.e. 1 largest integer that divides all the numbers equally.
Greatest common factor (GCF) of 991, 721 is 1.
GCF(991, 721) = 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 991
List of positive integer factors of 991 that divides 991 without a remainder.
1,991
Factors of 721
List of positive integer factors of 721 that divides 721 without a remainder.
1,7,103,721
Greatest Common Factor
We found the factors 991,721 . The biggest common factor number is the GCF number.
So the greatest common factor 991,721 is 1.
Here are some samples of GCF of two or more Numbers calculations.
1. What is the GCF of 991, 721?
Answer: GCF of 991, 721 is 1.
2. How to Find the GCF of 991, 721
Answer: Greatest Common Factor(GCF) of 991, 721 = 1
Step 1: Divide all the numbers with common prime numbers having remainder zero.
Step 2: Then multiply all the prime factors GCF(991, 721) = 1.