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 128, 743, 42 i.e. 1 largest integer that divides all the numbers equally.
Greatest common factor (GCF) of 128, 743, 42 is 1.
GCF(128, 743, 42) = 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 128
List of positive integer factors of 128 that divides 128 without a remainder.
1,2,4,8,16,32,64,128
Factors of 743
List of positive integer factors of 743 that divides 743 without a remainder.
1,743
Factors of 42
List of positive integer factors of 42 that divides 42 without a remainder.
1,2,3,6,7,14,21,42
Greatest Common Factor
We found the factors 128,743,42 . The biggest common factor number is the GCF number.
So the greatest common factor 128,743,42 is 1.
Here are some samples of GCF of two or more Numbers calculations.
1. What is the GCF of 128, 743, 42?
Answer: GCF of 128, 743, 42 is 1.
2. How to Find the GCF of 128, 743, 42
Answer: Greatest Common Factor(GCF) of 128, 743, 42 = 1
Step 1: Divide all the numbers with common prime numbers having remainder zero.
Step 2: Then multiply all the prime factors GCF(128, 743, 42) = 1.