number.wiki
Number

31,013

31,013 is a prime, odd.

Deficient Number Palindrome Prime Sexy Prime Squarefree

Properties

Parity
Odd
Digit count
5
Digit sum
8
Digital root
8
Palindrome
Yes
Divisor count
2
σ(n) — sum of divisors
31,014

Primality

31,013 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 31013
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 31,013)
1 × 31013
First multiples
31,013 · 62,026 · 93,039 · 124,052 · 155,065 · 186,078 · 217,091 · 248,104 · 279,117 · 310,130

Representations

In words
thirty-one thousand thirteen
Ordinal
31013th
Binary
111100100100101
Octal
74445
Hexadecimal
7925

Also seen as

Prime neighborhood

Adjacent primes:

  • Previous prime: 30,983 (gap of 30)
  • Next prime: 31,019 (gap of 6)

Pair status: sexy with 31019.

Unicode codepoint
U+7925
Other letter (Lo)

UTF-8 encoding: E7 A4 A5 (3 bytes).

Hex color
#007925
RGB(0, 121, 37)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.121.37.