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13,672

13,672 is a composite number, even.

This number doesn't have a permanent NumberWiki page yet — what you see below is computed live. Pages get added to the permanent index when they're notable (years, primes, curated, etc.).
Deficient Number

Properties

Parity
Even
Digit count
5
Digit sum
19
Digital root
1
Palindrome
No
Divisor count
8
σ(n) — sum of divisors
25,650

Primality

Prime factorization: 2 3 × 1709

Divisors & multiples

All divisors (8)
1 · 2 · 4 · 8 · 1709 · 3418 · 6836 · 13672
Aliquot sum (sum of proper divisors): 11,978
Factor pairs (a × b = 13,672)
1 × 13672
2 × 6836
4 × 3418
8 × 1709
First multiples
13,672 · 27,344 · 41,016 · 54,688 · 68,360 · 82,032 · 95,704 · 109,376 · 123,048 · 136,720

Representations

In words
thirteen thousand six hundred seventy-two
Ordinal
13672nd
Binary
11010101101000
Octal
32550
Hexadecimal
3568

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 13672, here are decompositions:

  • 3 + 13669 = 13672
  • 23 + 13649 = 13672
  • 53 + 13619 = 13672
  • 59 + 13613 = 13672
  • 149 + 13523 = 13672
  • 173 + 13499 = 13672
  • 251 + 13421 = 13672
  • 359 + 13313 = 13672

Showing the first eight; more decompositions exist.

Unicode codepoint
U+3568
Other letter (Lo)

UTF-8 encoding: E3 95 A8 (3 bytes).

Hex color
#003568
RGB(0, 53, 104)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.53.104.