Number
2,801
2,801 is a prime, odd.
Properties
- Parity
- Odd
- Digit count
- 4
- Digit sum
- 11
- Digital root
- 2
- Palindrome
- No
- Divisor count
- 2
- σ(n) — sum of divisors
- 2,802
Primality
2,801 is prime. It has exactly two divisors: 1 and itself.
Divisors & multiples
Aliquot sum (sum of proper divisors):
1
First multiples
Representations
- In words
- two thousand eight hundred one
- Ordinal
- 2801st
- Roman numeral
- MMDCCCI
- Binary
- 101011110001
- Octal
- 5361
- Hexadecimal
- AF1
Also seen as
Prime neighborhood
Unicode codepoint
૱
U+0AF1
Currency symbol (Sc)
UTF-8 encoding: E0 AB B1 (3 bytes).
Hex color
#000AF1
RGB(0, 10, 241)
IPv4 address
As an unsigned 32-bit integer, this is the IPv4 address 0.0.10.241.