number.wiki
Number

13,001

13,001 is a prime, odd.

Deficient Number Prime Sexy Prime Squarefree Twin Prime

Properties

Parity
Odd
Digit count
5
Digit sum
5
Digital root
5
Palindrome
No
Divisor count
2
σ(n) — sum of divisors
13,002

Primality

13,001 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 13001
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 13,001)
1 × 13001
First multiples
13,001 · 26,002 · 39,003 · 52,004 · 65,005 · 78,006 · 91,007 · 104,008 · 117,009 · 130,010

Representations

In words
thirteen thousand one
Ordinal
13001st
Binary
11001011001001
Octal
31311
Hexadecimal
32C9

Also seen as

Prime neighborhood

Adjacent primes:

  • Previous prime: 12,983 (gap of 18)
  • Next prime: 13,003 (gap of 2)

Pair status: twin with 13003.

Unicode codepoint
U+32C9
Other symbol (So)

UTF-8 encoding: E3 8B 89 (3 bytes).

Hex color
#0032C9
RGB(0, 50, 201)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.50.201.