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188,352

188,352 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.).

188,352 (one hundred eighty-eight thousand three hundred fifty-two) is an even 6-digit number. It is a composite number with 56 divisors, and factors as 2⁶ × 3³ × 109. Its proper divisors sum to 370,448, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x2DFC0.

Abundant Number Evil Number Gapful Number Happy Number Harshad / Niven Practical Number Recamán's Sequence Semiperfect Number

Interestingness

Properties

Parity
Even
Digit count
6
Digit sum
27
Digit product
1,920
Digital root
9
Palindrome
No
Bit width
18 bits
Reversed
253,881
Recamán's sequence
a(76,768) = 188,352
Square (n²)
35,476,475,904
Cube (n³)
6,682,065,189,470,208
Divisor count
56
σ(n) — sum of divisors
558,800
φ(n) — Euler's totient
62,208
Sum of prime factors
130

Primality

Prime factorization: 2 6 × 3 3 × 109

Nearest primes: 188,351 (−1) · 188,359 (+7)

Divisors & multiples

All divisors (56)
1 · 2 · 3 · 4 · 6 · 8 · 9 · 12 · 16 · 18 · 24 · 27 · 32 · 36 · 48 · 54 · 64 · 72 · 96 · 108 · 109 · 144 · 192 · 216 · 218 · 288 · 327 · 432 · 436 · 576 · 654 · 864 · 872 · 981 · 1308 · 1728 · 1744 · 1962 · 2616 · 2943 · 3488 · 3924 · 5232 · 5886 · 6976 · 7848 · 10464 · 11772 · 15696 · 20928 · 23544 · 31392 · 47088 · 62784 · 94176 (half) · 188352
Aliquot sum (sum of proper divisors): 370,448
Factor pairs (a × b = 188,352)
1 × 188352
2 × 94176
3 × 62784
4 × 47088
6 × 31392
8 × 23544
9 × 20928
12 × 15696
16 × 11772
18 × 10464
24 × 7848
27 × 6976
32 × 5886
36 × 5232
48 × 3924
54 × 3488
64 × 2943
72 × 2616
96 × 1962
108 × 1744
109 × 1728
144 × 1308
192 × 981
216 × 872
218 × 864
288 × 654
327 × 576
432 × 436
First multiples
188,352 · 376,704 (double) · 565,056 · 753,408 · 941,760 · 1,130,112 · 1,318,464 · 1,506,816 · 1,695,168 · 1,883,520

Sums & aliquot sequence

As consecutive integers: 62,783 + 62,784 + 62,785 20,924 + 20,925 + … + 20,932 6,963 + 6,964 + … + 6,989 1,674 + 1,675 + … + 1,782
Aliquot sequence: 188,352 → 370,448 → 412,426 → 304,694 → 187,546 → 97,574 → 48,790 → 60,074 → 44,920 → 56,240 → 85,120 → 159,680 → 221,320 → 323,000 → 519,400 → 911,870 → 755,218 — unresolved within range

Continued fraction of √n

√188,352 = [433; (1, 215, 1, 866)]

Period length 4 — the block in parentheses repeats forever.

Representations

In words
one hundred eighty-eight thousand three hundred fifty-two
Ordinal
188352nd
Binary
101101111111000000
Octal
557700
Hexadecimal
0x2DFC0
Base64
At/A
One's complement
4,294,778,943 (32-bit)
Scientific notation
1.88352 × 10⁵
As a duration
188,352 s = 2 days, 4 hours, 19 minutes, 12 seconds
In other bases
ternary (3) 100120101000
quaternary (4) 231333000
quinary (5) 22011402
senary (6) 4012000
septenary (7) 1413063
nonary (9) 316330
undecimal (11) 11956a
duodecimal (12) 91000
tridecimal (13) 67968
tetradecimal (14) 4c8da
pentadecimal (15) 3ac1c

As an angle

188,352° = 523 × 360° + 72°
72° ≈ 1.257 rad
Compass bearing: ENE (east-northeast)

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒌋𒌋𒌋𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒁹𒁹
Egyptian hieroglyphic
𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓏺𓏺
Greek (Milesian)
͵ρπητνβʹ
Chinese
十八萬八千三百五十二
Chinese (financial)
壹拾捌萬捌仟參佰伍拾貳
In other modern scripts
Eastern Arabic ١٨٨٣٥٢ Devanagari १८८३५२ Bengali ১৮৮৩৫২ Tamil ௧௮௮௩௫௨ Thai ๑๘๘๓๕๒ Tibetan ༡༨༨༣༥༢ Khmer ១៨៨៣៥២ Lao ໑໘໘໓໕໒ Burmese ၁၈၈၃၅၂

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 188352, here are decompositions:

  • 19 + 188333 = 188352
  • 29 + 188323 = 188352
  • 41 + 188311 = 188352
  • 53 + 188299 = 188352
  • 61 + 188291 = 188352
  • 71 + 188281 = 188352
  • 79 + 188273 = 188352
  • 103 + 188249 = 188352

Showing the first eight; more decompositions exist.

Unicode codepoint
𭿀
CJK Unified Ideograph-2Dfc0
U+2DFC0
Other letter (Lo)

UTF-8 encoding: F0 AD BF 80 (4 bytes).

Hex color
#02DFC0
RGB(2, 223, 192)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.2.223.192.

Address
0.2.223.192
Class
reserved
IPv4-mapped IPv6
::ffff:0.2.223.192

Unspecified address (0.0.0.0/8) — "this network" placeholder.

Possible US patent number

This number falls in the range of US utility patent numbers. If it's a patent, it would be issued as US 188,352 and was likely granted around 1875.

Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.

Related reading

  • Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.