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 972, 643, 15 i.e. 1 largest integer that divides all the numbers equally.
Greatest common factor (GCF) of 972, 643, 15 is 1.
GCF(972, 643, 15) = 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 972
List of positive integer factors of 972 that divides 972 without a remainder.
1,2,3,4,6,9,12,18,27,36,54,81,108,162,243,324,486,972
Factors of 643
List of positive integer factors of 643 that divides 643 without a remainder.
1,643
Factors of 15
List of positive integer factors of 15 that divides 15 without a remainder.
1,3,5,15
Greatest Common Factor
We found the factors 972,643,15 . The biggest common factor number is the GCF number.
So the greatest common factor 972,643,15 is 1.
Here are some samples of GCF of two or more Numbers calculations.
1. What is the GCF of 972, 643, 15?
Answer: GCF of 972, 643, 15 is 1.
2. How to Find the GCF of 972, 643, 15
Answer: Greatest Common Factor(GCF) of 972, 643, 15 = 1
Step 1: Divide all the numbers with common prime numbers having remainder zero.
Step 2: Then multiply all the prime factors GCF(972, 643, 15) = 1.