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 72, 28, 73, 221 i.e. 1 largest integer that divides all the numbers equally.
Greatest common factor (GCF) of 72, 28, 73, 221 is 1.
GCF(72, 28, 73, 221) = 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 72
List of positive integer factors of 72 that divides 72 without a remainder.
1,2,3,4,6,8,9,12,18,24,36,72
Factors of 28
List of positive integer factors of 28 that divides 28 without a remainder.
1,2,4,7,14,28
Factors of 73
List of positive integer factors of 73 that divides 73 without a remainder.
1,73
Factors of 221
List of positive integer factors of 221 that divides 221 without a remainder.
1,13,17,221
Greatest Common Factor
We found the factors 72,28,73,221 . The biggest common factor number is the GCF number.
So the greatest common factor 72,28,73,221 is 1.
Here are some samples of GCF of two or more Numbers calculations.
1. What is the GCF of 72, 28, 73, 221?
Answer: GCF of 72, 28, 73, 221 is 1.
2. How to Find the GCF of 72, 28, 73, 221
Answer: Greatest Common Factor(GCF) of 72, 28, 73, 221 = 1
Step 1: Divide all the numbers with common prime numbers having remainder zero.
Step 2: Then multiply all the prime factors GCF(72, 28, 73, 221) = 1.