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13,748

13,748 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.).
Abundant Number Happy Number

Properties

Parity
Even
Digit count
5
Digit sum
23
Digital root
5
Palindrome
No
Divisor count
12
σ(n) — sum of divisors
27,552

Primality

Prime factorization: 2 2 × 7 × 491

Divisors & multiples

All divisors (12)
1 · 2 · 4 · 7 · 14 · 28 · 491 · 982 · 1964 · 3437 · 6874 · 13748
Aliquot sum (sum of proper divisors): 13,804
Factor pairs (a × b = 13,748)
1 × 13748
2 × 6874
4 × 3437
7 × 1964
14 × 982
28 × 491
First multiples
13,748 · 27,496 · 41,244 · 54,992 · 68,740 · 82,488 · 96,236 · 109,984 · 123,732 · 137,480

Representations

In words
thirteen thousand seven hundred forty-eight
Ordinal
13748th
Binary
11010110110100
Octal
32664
Hexadecimal
35B4

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 13748, here are decompositions:

  • 19 + 13729 = 13748
  • 37 + 13711 = 13748
  • 61 + 13687 = 13748
  • 67 + 13681 = 13748
  • 79 + 13669 = 13748
  • 151 + 13597 = 13748
  • 157 + 13591 = 13748
  • 181 + 13567 = 13748

Showing the first eight; more decompositions exist.

Unicode codepoint
U+35B4
Other letter (Lo)

UTF-8 encoding: E3 96 B4 (3 bytes).

Hex color
#0035B4
RGB(0, 53, 180)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.53.180.