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 77, 90, 19, 38 i.e. 1 largest integer that divides all the numbers equally.
Greatest common factor (GCF) of 77, 90, 19, 38 is 1.
GCF(77, 90, 19, 38) = 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 77
List of positive integer factors of 77 that divides 77 without a remainder.
1,7,11,77
Factors of 90
List of positive integer factors of 90 that divides 90 without a remainder.
1,2,3,5,6,9,10,15,18,30,45,90
Factors of 19
List of positive integer factors of 19 that divides 19 without a remainder.
1,19
Factors of 38
List of positive integer factors of 38 that divides 38 without a remainder.
1,2,19,38
Greatest Common Factor
We found the factors 77,90,19,38 . The biggest common factor number is the GCF number.
So the greatest common factor 77,90,19,38 is 1.
Here are some samples of GCF of two or more Numbers calculations.
1. What is the GCF of 77, 90, 19, 38?
Answer: GCF of 77, 90, 19, 38 is 1.
2. How to Find the GCF of 77, 90, 19, 38
Answer: Greatest Common Factor(GCF) of 77, 90, 19, 38 = 1
Step 1: Divide all the numbers with common prime numbers having remainder zero.
Step 2: Then multiply all the prime factors GCF(77, 90, 19, 38) = 1.