The Number

20009

Twenty Thousand and Nine

In Base 15 Quindecimal Is

5dde15

The numbers with a 15 subscript use Base 15 Quindecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

20006
5ddb15
Twenty Thousand and Six in Base 15 Quindecimal
20007
5ddc15
Twenty Thousand and Seven in Base 15 Quindecimal
20008
5ddd15
Twenty Thousand and Eight in Base 15 Quindecimal
20010
5de015
Twenty Thousand and Ten in Base 15 Quindecimal
20011
5de115
Twenty Thousand and Eleven in Base 15 Quindecimal
20012
5de215
Twenty Thousand and Twelve in Base 15 Quindecimal

Scientific Notation

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

2.0009e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00027e41d5b0045bb715

The reciprocal of 20009 in Base 15 Quindecimal.

Palindrome?

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

The number 5dde15 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 and nine is a composite number with 8 total factors (including 1 and itself).   See primes in Base 15 Quindecimal

A Composite

Composites have more than just these two factors.

Twenty 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 thousand and nine has the following 3 prime factors:

11
b15
Eleven in Base 15 Quindecimal
17
1215
Seventeen in Base 15 Quindecimal
107
7215
One Hundred and Seven in Base 15 Quindecimal

Prime Factorization

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

b151 · 12151 · 72151 = 5dde15

Base Conversions

The number twenty thousand and nine in 35 different bases