Number
10,009
10,009 is a prime, odd.
Properties
- Parity
- Odd
- Digit count
- 5
- Digit sum
- 10
- Digital root
- 1
- Palindrome
- No
- Divisor count
- 2
- σ(n) — sum of divisors
- 10,010
Primality
10,009 is prime. It has exactly two divisors: 1 and itself.
Divisors & multiples
Aliquot sum (sum of proper divisors):
1
First multiples
Representations
- In words
- ten thousand nine
- Ordinal
- 10009th
- Binary
- 10011100011001
- Octal
- 23431
- Hexadecimal
- 2719
Also seen as
Prime neighborhood
Unicode codepoint
✙
U+2719
Other symbol (So)
UTF-8 encoding: E2 9C 99 (3 bytes).
Hex color
#002719
RGB(0, 39, 25)
IPv4 address
As an unsigned 32-bit integer, this is the IPv4 address 0.0.39.25.