The Number

218009

Two Hundred and Eightteen Thousand and Nine

In Base 21 Unovigesimal Is

12b7821

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

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

Nearby Numbers

Positive, nonzero integers within three units

218006
12b7521
Two Hundred and Eightteen Thousand and Six in Base 21 Unovigesimal
218007
12b7621
Two Hundred and Eightteen Thousand and Seven in Base 21 Unovigesimal
218008
12b7721
Two Hundred and Eightteen Thousand and Eight in Base 21 Unovigesimal
218010
12b7921
Two Hundred and Eightteen Thousand and Ten in Base 21 Unovigesimal
218011
12b7a21
Two Hundred and Eightteen Thousand and Eleven in Base 21 Unovigesimal
218012
12b7b21
Two Hundred and 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.

2.18009e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000if8b40h6aaek21

The reciprocal of 218009 in Base 21 Unovigesimal.

Palindrome?

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

The number 12b7821 is not a palindrome.

Not A Prime Number

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

Two hundred and eightteen thousand and nine is a composite number with 4 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Two hundred and eightteen thousand and nine is a composite number with 4 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 two hundred and eightteen thousand and nine has the following 2 prime factors:

11
b21
Eleven in Base 21 Unovigesimal
19819
22jg21
Nineteen Thousand Eight Hundred and Nineteen in Base 21 Unovigesimal

Prime Factorization

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

b211 · 22jg211 = 12b7821

Base Conversions

The number two hundred and eightteen thousand and nine in 35 different bases