number.wiki
Number

19,013

19,013 is a prime, odd.

Cousin Prime Deficient Number Prime Squarefree

Properties

Parity
Odd
Digit count
5
Digit sum
14
Digital root
5
Palindrome
No
Divisor count
2
σ(n) — sum of divisors
19,014

Primality

19,013 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 19013
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 19,013)
1 × 19013
First multiples
19,013 · 38,026 · 57,039 · 76,052 · 95,065 · 114,078 · 133,091 · 152,104 · 171,117 · 190,130

Representations

In words
nineteen thousand thirteen
Ordinal
19013th
Binary
100101001000101
Octal
45105
Hexadecimal
4A45

Also seen as

Prime neighborhood

Adjacent primes:

  • Previous prime: 19,009 (gap of 4)
  • Next prime: 19,031 (gap of 18)

Pair status: cousin with 19009.

Unicode codepoint
U+4A45
Other letter (Lo)

UTF-8 encoding: E4 A9 85 (3 bytes).

Hex color
#004A45
RGB(0, 74, 69)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.74.69.