The Number

18009

Eightteen Thousand and Nine

In Base 11 Undecimal Is

1259211

The numbers with a 11 subscript use Base 11 Undecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

18006
1258a11
Eightteen Thousand and Six in Base 11 Undecimal
18007
1259011
Eightteen Thousand and Seven in Base 11 Undecimal
18008
1259111
Eightteen Thousand and Eight in Base 11 Undecimal
18010
1259311
Eightteen Thousand and Ten in Base 11 Undecimal
18011
1259411
Eightteen Thousand and Eleven in Base 11 Undecimal
18012
1259511
Eightteen Thousand and Twelve in Base 11 Undecimal

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.

0.00008a4096a00503124411

The reciprocal of 18009 in Base 11 Undecimal.

Palindrome?

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

The number 1259211 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 11 Undecimal

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
311
Three in Base 11 Undecimal
23
2111
Twenty-Three in Base 11 Undecimal
29
2711
Twenty-Nine in Base 11 Undecimal

Prime Factorization

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

3113 · 21111 · 27111 = 1259211

Base Conversions

The number eightteen thousand and nine in 35 different bases