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4,992

4,992 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 Harshad / Niven

Properties

Parity
Even
Digit count
4
Digit sum
24
Digital root
6
Palindrome
No
Divisor count
32
σ(n) — sum of divisors
14,280

Primality

Prime factorization: 2 7 × 3 × 13

Divisors & multiples

All divisors (32)
1 · 2 · 3 · 4 · 6 · 8 · 12 · 13 · 16 · 24 · 26 · 32 · 39 · 48 · 52 · 64 · 78 · 96 · 104 · 128 · 156 · 192 · 208 · 312 · 384 · 416 · 624 · 832 · 1248 · 1664 · 2496 · 4992
Aliquot sum (sum of proper divisors): 9,288
Factor pairs (a × b = 4,992)
1 × 4992
2 × 2496
3 × 1664
4 × 1248
6 × 832
8 × 624
12 × 416
13 × 384
16 × 312
24 × 208
26 × 192
32 × 156
39 × 128
48 × 104
52 × 96
64 × 78
First multiples
4,992 · 9,984 · 14,976 · 19,968 · 24,960 · 29,952 · 34,944 · 39,936 · 44,928 · 49,920

Representations

In words
four thousand nine hundred ninety-two
Ordinal
4992nd
Binary
1001110000000
Octal
11600
Hexadecimal
1380

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 4992, here are decompositions:

  • 5 + 4987 = 4992
  • 19 + 4973 = 4992
  • 23 + 4969 = 4992
  • 41 + 4951 = 4992
  • 59 + 4933 = 4992
  • 61 + 4931 = 4992
  • 73 + 4919 = 4992
  • 83 + 4909 = 4992

Showing the first eight; more decompositions exist.

Unicode codepoint
U+1380
Other letter (Lo)

UTF-8 encoding: E1 8E 80 (3 bytes).

Hex color
#001380
RGB(0, 19, 128)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.19.128.