Greatest Common Factor of 20, 90, 59, 19

Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways

• Greatest Common Factor of 20, 90, 59, 19 by common division method
• Greatest Common Factor of 20, 90, 59, 19 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

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 59

List of positive integer factors of 59 that divides 59 without a remainder.

1,59

Factors of 19

List of positive integer factors of 19 that divides 19 without a remainder.

1,19

Greatest Common Factor

We found the factors 20,90,59,19 . The biggest common factor number is the GCF number.
So the greatest common factor 20,90,59,19 is 1.

Here are some samples of GCF of two or more Numbers calculations.

• GCF of 72, 26, 60, 71
• GCF of 93, 92, 93, 72
• GCF of 14, 89, 12, 24
• GCF of 10, 61, 15, 71
• GCF of 39, 80, 66, 96

1. What is the GCF of 20, 90, 59, 19?

Answer: GCF of 20, 90, 59, 19 is 1.

2. How to Find the GCF of 20, 90, 59, 19

Answer: Greatest Common Factor(GCF) of 20, 90, 59, 19 = 1

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors GCF(20, 90, 59, 19) = 1.