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16,672

16,672 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
22
Digital root
4
Palindrome
No
Divisor count
12
σ(n) — sum of divisors
32,886

Primality

Prime factorization: 2 5 × 521

Divisors & multiples

All divisors (12)
1 · 2 · 4 · 8 · 16 · 32 · 521 · 1042 · 2084 · 4168 · 8336 · 16672
Aliquot sum (sum of proper divisors): 16,214
Factor pairs (a × b = 16,672)
1 × 16672
2 × 8336
4 × 4168
8 × 2084
16 × 1042
32 × 521
First multiples
16,672 · 33,344 · 50,016 · 66,688 · 83,360 · 100,032 · 116,704 · 133,376 · 150,048 · 166,720

Representations

In words
sixteen thousand six hundred seventy-two
Ordinal
16672nd
Binary
100000100100000
Octal
40440
Hexadecimal
4120

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 16672, here are decompositions:

  • 11 + 16661 = 16672
  • 23 + 16649 = 16672
  • 41 + 16631 = 16672
  • 53 + 16619 = 16672
  • 179 + 16493 = 16672
  • 191 + 16481 = 16672
  • 239 + 16433 = 16672
  • 251 + 16421 = 16672

Showing the first eight; more decompositions exist.

Unicode codepoint
U+4120
Other letter (Lo)

UTF-8 encoding: E4 84 A0 (3 bytes).

Hex color
#004120
RGB(0, 65, 32)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.65.32.