The Number

1989

One Thousand Nine Hundred and Eighty-Nine

In Base 12 Duodecimal Is

119912

The numbers with a 12 subscript use Base 12 Duodecimal notation.

For more familiar numbers: See One Thousand Nine Hundred and Eighty-Nine in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

1986
119612
One Thousand Nine Hundred and Eighty-Six in Base 12 Duodecimal
1987
119712
One Thousand Nine Hundred and Eighty-Seven in Base 12 Duodecimal
1988
119812
One Thousand Nine Hundred and Eighty-Eight in Base 12 Duodecimal
1990
119a12
One Thousand Nine Hundred and Ninety in Base 12 Duodecimal
1991
119b12
One Thousand Nine Hundred and Ninety-One in Base 12 Duodecimal
1992
11a012
One Thousand Nine Hundred and Ninety-Two in Base 12 Duodecimal

Scientific Notation

Scientific notation expresses a quantity as the product of its significand with 10 raised to an integer exponent.

1.989e3

Reciprocal

A number multiplied with its reciprocal is one.

0.000a512ba06623449212

The reciprocal of 1989 in Base 12 Duodecimal.

Palindrome?

A numerical palindrome has the same value when all of its digits are reversed.

The number 119912 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

One thousand nine hundred and eighty-nine is a composite number with 12 total factors (including 1 and itself).   See primes in Base 12 Duodecimal

A Composite

Composites have more than just these two factors.

One thousand nine hundred and eighty-nine is a composite number with 12 total factors (including 1 and itself).

Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number one thousand nine hundred and eighty-nine has the following 3 prime factors:

3
312
Three in Base 12 Duodecimal
13
1112
Thirteen in Base 12 Duodecimal
17
1512
Seventeen in Base 12 Duodecimal

Prime Factorization

The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities

3122 · 11121 · 15121 = 119912

Base Conversions

The number one thousand nine hundred and eighty-nine in 35 different bases