The Number

20209

Twenty Thousand Two Hundred and Nine

In Base 21 Unovigesimal Is

23h721

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

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

Nearby Numbers

Positive, nonzero integers within three units

20206
23h421
Twenty Thousand Two Hundred and Six in Base 21 Unovigesimal
20207
23h521
Twenty Thousand Two Hundred and Seven in Base 21 Unovigesimal
20208
23h621
Twenty Thousand Two Hundred and Eight in Base 21 Unovigesimal
20210
23h821
Twenty Thousand Two Hundred and Ten in Base 21 Unovigesimal
20211
23h921
Twenty Thousand Two Hundred and Eleven in Base 21 Unovigesimal
20212
23ha21
Twenty Thousand Two Hundred 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.

2.0209e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0009d1k1j099ic9621

The reciprocal of 20209 in Base 21 Unovigesimal.

Palindrome?

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

The number 23h721 is not a palindrome.

Not A Prime Number

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

Twenty thousand two hundred 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.

Twenty thousand two hundred 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 twenty thousand two hundred and nine has the following 2 prime factors:

7
721
Seven in Base 21 Unovigesimal
2887
6ba21
Two Thousand Eight Hundred and Eighty-Seven in Base 21 Unovigesimal

Prime Factorization

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

7211 · 6ba211 = 23h721

Base Conversions

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