The Number

21009

Twenty-One Thousand and Nine

In Base 29 Nonavigesimal Is

osd29

The numbers with a 29 subscript use Base 29 Nonavigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21006
osa29
Twenty-One Thousand and Six in Base 29 Nonavigesimal
21007
osb29
Twenty-One Thousand and Seven in Base 29 Nonavigesimal
21008
osc29
Twenty-One Thousand and Eight in Base 29 Nonavigesimal
21010
ose29
Twenty-One Thousand and Ten in Base 29 Nonavigesimal
21011
osf29
Twenty-One Thousand and Eleven in Base 29 Nonavigesimal
21012
osg29
Twenty-One Thousand and Twelve in Base 29 Nonavigesimal

Scientific Notation

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

2.1009e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0014j8mn0jap4h29

The reciprocal of 21009 in Base 29 Nonavigesimal.

Palindrome?

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

The number osd29 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 nine is a composite number with 8 total factors (including 1 and itself).   See primes in Base 29 Nonavigesimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand and nine is a composite number with 8 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 nine has the following 3 prime factors:

3
329
Three in Base 29 Nonavigesimal
47
1i29
Forty-Seven in Base 29 Nonavigesimal
149
5429
One Hundred and Forty-Nine in Base 29 Nonavigesimal

Prime Factorization

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

3291 · 1i291 · 54291 = osd29

Base Conversions

The number twenty-one thousand and nine in 35 different bases