Greatest Common Factor of 20, 89, 870

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

• Greatest Common Factor of 20, 89, 870 by common division method
• Greatest Common Factor of 20, 89, 870 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 89

List of positive integer factors of 89 that divides 89 without a remainder.

1,89

Factors of 870

List of positive integer factors of 870 that divides 870 without a remainder.

1,2,3,5,6,10,15,29,30,58,87,145,174,290,435,870

Greatest Common Factor

We found the factors 20,89,870 . The biggest common factor number is the GCF number.
So the greatest common factor 20,89,870 is 1.

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

• GCF of 11, 54, 680
• GCF of 29, 28, 467
• GCF of 21, 17, 671
• GCF of 40, 41, 897
• GCF of 90, 37, 549

1. What is the GCF of 20, 89, 870?

Answer: GCF of 20, 89, 870 is 1.

2. How to Find the GCF of 20, 89, 870

Answer: Greatest Common Factor(GCF) of 20, 89, 870 = 1

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

Step 2: Then multiply all the prime factors GCF(20, 89, 870) = 1.