The Number

21088

Twenty-One Thousand and Eighty-Eight

In Base 18 Octodecimal Is

3b1a18

The numbers with a 18 subscript use Base 18 Octodecimal notation.

For more familiar numbers: See Twenty-One Thousand and Eighty-Eight in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

21085
3b1718
Twenty-One Thousand and Eighty-Five in Base 18 Octodecimal
21086
3b1818
Twenty-One Thousand and Eighty-Six in Base 18 Octodecimal
21087
3b1918
Twenty-One Thousand and Eighty-Seven in Base 18 Octodecimal
21089
3b1b18
Twenty-One Thousand and Eighty-Nine in Base 18 Octodecimal
21090
3b1c18
Twenty-One Thousand and Ninety in Base 18 Octodecimal
21091
3b1d18
Twenty-One Thousand and Ninety-One in Base 18 Octodecimal

Scientific Notation

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

2.1088e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0004hafc3df4f077818

The reciprocal of 21088 in Base 18 Octodecimal.

Palindrome?

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

The number 3b1a18 is not a palindrome.

Not A Prime Number

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

Twenty-one thousand and eighty-eight is a composite number with 12 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand and eighty-eight 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 twenty-one thousand and eighty-eight has the following 2 prime factors:

2
218
Two in Base 18 Octodecimal
659
20b18
Six Hundred and Fifty-Nine in Base 18 Octodecimal

Prime Factorization

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

2185 · 20b181 = 3b1a18

Base Conversions

The number twenty-one thousand and eighty-eight in 35 different bases