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 30, 47, 17, 142 i.e. 1 largest integer that divides all the numbers equally.
Greatest common factor (GCF) of 30, 47, 17, 142 is 1.
GCF(30, 47, 17, 142) = 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 30
List of positive integer factors of 30 that divides 30 without a remainder.
1,2,3,5,6,10,15,30
Factors of 47
List of positive integer factors of 47 that divides 47 without a remainder.
1,47
Factors of 17
List of positive integer factors of 17 that divides 17 without a remainder.
1,17
Factors of 142
List of positive integer factors of 142 that divides 142 without a remainder.
1,2,71,142
Greatest Common Factor
We found the factors 30,47,17,142 . The biggest common factor number is the GCF number.
So the greatest common factor 30,47,17,142 is 1.
Here are some samples of GCF of two or more Numbers calculations.
1. What is the GCF of 30, 47, 17, 142?
Answer: GCF of 30, 47, 17, 142 is 1.
2. How to Find the GCF of 30, 47, 17, 142
Answer: Greatest Common Factor(GCF) of 30, 47, 17, 142 = 1
Step 1: Divide all the numbers with common prime numbers having remainder zero.
Step 2: Then multiply all the prime factors GCF(30, 47, 17, 142) = 1.