Greatest Common Factor of 1989, 7990

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

• Greatest Common Factor of 1989, 7990 by common division method
• Greatest Common Factor of 1989, 7990 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

∴ So the GCF of the given numbers is 17 = 17

Factors of 1989

List of positive integer factors of 1989 that divides 1989 without a remainder.

1,3,9,13,17,39,51,117,153,221,663,1989

Factors of 7990

List of positive integer factors of 7990 that divides 7990 without a remainder.

1,2,5,10,17,34,47,85,94,170,235,470,799,1598,3995,7990

Greatest Common Factor

We found the factors 1989,7990 . The biggest common factor number is the GCF number.
So the greatest common factor 1989,7990 is 17.

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

• GCF of 6917, 5193
• GCF of 5225, 1056
• GCF of 5450, 9684
• GCF of 2097, 8575
• GCF of 9889, 7087

1. What is the GCF of 1989, 7990?

Answer: GCF of 1989, 7990 is 17.

2. How to Find the GCF of 1989, 7990

Answer: Greatest Common Factor(GCF) of 1989, 7990 = 17

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

Step 2: Then multiply all the prime factors GCF(1989, 7990) = 17.