Greatest Common Factor of 1999, 1989

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

• Greatest Common Factor of 1999, 1989 by common division method
• Greatest Common Factor of 1999, 1989 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 1999

List of positive integer factors of 1999 that divides 1999 without a remainder.

1,1999

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

Greatest Common Factor

We found the factors 1999,1989 . The biggest common factor number is the GCF number.
So the greatest common factor 1999,1989 is 1.

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

• GCF of 7755, 7164
• GCF of 8634, 5420
• GCF of 9631, 9202
• GCF of 6796, 7554
• GCF of 1154, 2316

1. What is the GCF of 1999, 1989?

Answer: GCF of 1999, 1989 is 1.

2. How to Find the GCF of 1999, 1989

Answer: Greatest Common Factor(GCF) of 1999, 1989 = 1

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

Step 2: Then multiply all the prime factors GCF(1999, 1989) = 1.