The Number

18009

Eightteen Thousand and Nine

In Base 21 Unovigesimal Is

1jhc21

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

For more familiar numbers: See Eightteen Thousand and Nine in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

18006
1jh921
Eightteen Thousand and Six in Base 21 Unovigesimal
18007
1jha21
Eightteen Thousand and Seven in Base 21 Unovigesimal
18008
1jhb21
Eightteen Thousand and Eight in Base 21 Unovigesimal
18010
1jhd21
Eightteen Thousand and Ten in Base 21 Unovigesimal
18011
1jhe21
Eightteen Thousand and Eleven in Base 21 Unovigesimal
18012
1jhf21
Eightteen Thousand and Twelve in Base 21 Unovigesimal

Scientific Notation

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

1.8009e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000agg89hji435gd21

The reciprocal of 18009 in Base 21 Unovigesimal.

Palindrome?

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

The number 1jhc21 is not a palindrome.

Not A Prime Number

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

Eightteen thousand and nine is a composite number with 16 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Eightteen thousand and nine is a composite number with 16 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 eightteen thousand and nine has the following 3 prime factors:

3
321
Three in Base 21 Unovigesimal
23
1221
Twenty-Three in Base 21 Unovigesimal
29
1821
Twenty-Nine in Base 21 Unovigesimal

Prime Factorization

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

3213 · 12211 · 18211 = 1jhc21

Base Conversions

The number eightteen thousand and nine in 35 different bases