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42,384

42,384 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
21
Digital root
3
Palindrome
No
Divisor count
20
σ(n) — sum of divisors
109,616

Primality

Prime factorization: 2 4 × 3 × 883

Divisors & multiples

All divisors (20)
1 · 2 · 3 · 4 · 6 · 8 · 12 · 16 · 24 · 48 · 883 · 1766 · 2649 · 3532 · 5298 · 7064 · 10596 · 14128 · 21192 · 42384
Aliquot sum (sum of proper divisors): 67,232
Factor pairs (a × b = 42,384)
1 × 42384
2 × 21192
3 × 14128
4 × 10596
6 × 7064
8 × 5298
12 × 3532
16 × 2649
24 × 1766
48 × 883
First multiples
42,384 · 84,768 · 127,152 · 169,536 · 211,920 · 254,304 · 296,688 · 339,072 · 381,456 · 423,840

Representations

In words
forty-two thousand three hundred eighty-four
Ordinal
42384th
Binary
1010010110010000
Octal
122620
Hexadecimal
A590

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 42384, here are decompositions:

  • 5 + 42379 = 42384
  • 11 + 42373 = 42384
  • 47 + 42337 = 42384
  • 53 + 42331 = 42384
  • 61 + 42323 = 42384
  • 101 + 42283 = 42384
  • 103 + 42281 = 42384
  • 127 + 42257 = 42384

Showing the first eight; more decompositions exist.

Unicode codepoint
U+A590
Other letter (Lo)

UTF-8 encoding: EA 96 90 (3 bytes).

Hex color
#00A590
RGB(0, 165, 144)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.165.144.