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47,120

47,120 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
14
Digital root
5
Palindrome
No
Divisor count
40
σ(n) — sum of divisors
119,040

Primality

Prime factorization: 2 4 × 5 × 19 × 31

Divisors & multiples

All divisors (40)
1 · 2 · 4 · 5 · 8 · 10 · 16 · 19 · 20 · 31 · 38 · 40 · 62 · 76 · 80 · 95 · 124 · 152 · 155 · 190 · 248 · 304 · 310 · 380 · 496 · 589 · 620 · 760 · 1178 · 1240 · 1520 · 2356 · 2480 · 2945 · 4712 · 5890 · 9424 · 11780 · 23560 · 47120
Aliquot sum (sum of proper divisors): 71,920
Factor pairs (a × b = 47,120)
1 × 47120
2 × 23560
4 × 11780
5 × 9424
8 × 5890
10 × 4712
16 × 2945
19 × 2480
20 × 2356
31 × 1520
38 × 1240
40 × 1178
62 × 760
76 × 620
80 × 589
95 × 496
124 × 380
152 × 310
155 × 304
190 × 248
First multiples
47,120 · 94,240 · 141,360 · 188,480 · 235,600 · 282,720 · 329,840 · 376,960 · 424,080 · 471,200

Representations

In words
forty-seven thousand one hundred twenty
Ordinal
47120th
Binary
1011100000010000
Octal
134020
Hexadecimal
B810

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 47120, here are decompositions:

  • 61 + 47059 = 47120
  • 79 + 47041 = 47120
  • 103 + 47017 = 47120
  • 127 + 46993 = 47120
  • 163 + 46957 = 47120
  • 313 + 46807 = 47120
  • 349 + 46771 = 47120
  • 373 + 46747 = 47120

Showing the first eight; more decompositions exist.

Unicode codepoint
U+B810
Other letter (Lo)

UTF-8 encoding: EB A0 90 (3 bytes).

Hex color
#00B810
RGB(0, 184, 16)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.184.16.