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188,013

188,013 is a composite number, odd.

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.).

188,013 (one hundred eighty-eight thousand thirteen) is an odd 6-digit number. It is a composite number with 12 divisors, and factors as 3 × 7² × 1,279. Written other ways, in hexadecimal, 0x2DE6D.

Arithmetic Number Cube-Free Deficient Number Evil Number Happy Number Harshad / Niven

Interestingness

Properties

Parity
Odd
Digit count
6
Digit sum
21
Digit product
0
Digital root
3
Palindrome
No
Bit width
18 bits
Reversed
310,881
Square (n²)
35,348,888,169
Cube (n³)
6,646,050,511,318,197
Divisor count
12
σ(n) — sum of divisors
291,840
φ(n) — Euler's totient
107,352
Sum of prime factors
1,296

Primality

Prime factorization: 3 × 7 2 × 1279

Nearest primes: 188,011 (−2) · 188,017 (+4)

Divisors & multiples

All divisors (12)
1 · 3 · 7 · 21 · 49 · 147 · 1279 · 3837 · 8953 · 26859 · 62671 · 188013
Aliquot sum (sum of proper divisors): 103,827
Factor pairs (a × b = 188,013)
1 × 188013
3 × 62671
7 × 26859
21 × 8953
49 × 3837
147 × 1279
First multiples
188,013 · 376,026 (double) · 564,039 · 752,052 · 940,065 · 1,128,078 · 1,316,091 · 1,504,104 · 1,692,117 · 1,880,130

Sums & aliquot sequence

As consecutive integers: 94,006 + 94,007 62,670 + 62,671 + 62,672 31,333 + 31,334 + 31,335 + 31,336 + 31,337 + 31,338 26,856 + 26,857 + … + 26,862
Aliquot sequence: 188,013 → 103,827 → 37,437 → 12,483 → 6,757 → 263 → 1 → 0 — terminates at zero

Continued fraction of √n

√188,013 = [433; (1, 1, 1, 1, 7, 1, 71, 2, 1, 1, 1, 1, 6, 216, 1, 1, 1, 6, 1, 1, 288, 1, 1, 6, …)]

Period length 42 — the block in parentheses repeats forever.

Representations

In words
one hundred eighty-eight thousand thirteen
Ordinal
188013th
Binary
101101111001101101
Octal
557155
Hexadecimal
0x2DE6D
Base64
At5t
One's complement
4,294,779,282 (32-bit)
Scientific notation
1.88013 × 10⁵
As a duration
188,013 s = 2 days, 4 hours, 13 minutes, 33 seconds
In other bases
ternary (3) 100112220110
quaternary (4) 231321231
quinary (5) 22004023
senary (6) 4010233
septenary (7) 1412100
nonary (9) 315813
undecimal (11) 119291
duodecimal (12) 90979
tridecimal (13) 67767
tetradecimal (14) 4c737
pentadecimal (15) 3aa93

As an angle

188,013° = 522 × 360° + 93°
93° ≈ 1.623 rad
Compass bearing: E (east)

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒌋𒌋𒌋𒁹𒁹 𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹
Egyptian hieroglyphic
𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓎆𓏺𓏺𓏺
Greek (Milesian)
͵ρπηιγʹ
Chinese
十八萬八千零一十三
Chinese (financial)
壹拾捌萬捌仟零壹拾參
In other modern scripts
Eastern Arabic ١٨٨٠١٣ Devanagari १८८०१३ Bengali ১৮৮০১৩ Tamil ௧௮௮௦௧௩ Thai ๑๘๘๐๑๓ Tibetan ༡༨༨༠༡༣ Khmer ១៨៨០១៣ Lao ໑໘໘໐໑໓ Burmese ၁၈၈၀၁၃

Also seen as

Unicode codepoint
𭹭
CJK Unified Ideograph-2De6D
U+2DE6D
Other letter (Lo)

UTF-8 encoding: F0 AD B9 AD (4 bytes).

Hex color
#02DE6D
RGB(2, 222, 109)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.2.222.109.

Address
0.2.222.109
Class
reserved
IPv4-mapped IPv6
::ffff:0.2.222.109

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 188,013 and was likely granted around 1875.

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

Position in π

The digit sequence 188013 first appears in π at position 33,010 of the decimal expansion (the 33,010ordinal-suffix:th digit after the integer 3).

Search range: the first 1,000,000 fractional digits of π. Any 6-digit-or-shorter string is virtually guaranteed to appear in there — the more interesting signal is the position.

Related reading