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1,050,388

1,050,388 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.).

1,050,388 (one million fifty thousand three hundred eighty-eight) is an even 7-digit number. It is a composite number with 6 divisors, and factors as 2² × 262,597. Written other ways, in hexadecimal, 0x100714.

Cube-Free Deficient Number Evil Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
25
Digit product
0
Digital root
7
Palindrome
No
Bit width
21 bits
Reversed
8,830,501
Square (n²)
1,103,314,950,544
Cube (n³)
1,158,908,784,272,011,072
Divisor count
6
σ(n) — sum of divisors
1,838,186
φ(n) — Euler's totient
525,192
Sum of prime factors
262,601

Primality

Prime factorization: 2 2 × 262597

Nearest primes: 1,050,367 (−21) · 1,050,391 (+3)

Divisors & multiples

All divisors (6)
1 · 2 · 4 · 262597 · 525194 (half) · 1050388
Aliquot sum (sum of proper divisors): 787,798
Factor pairs (a × b = 1,050,388)
1 × 1050388
2 × 525194
4 × 262597
First multiples
1,050,388 · 2,100,776 (double) · 3,151,164 · 4,201,552 · 5,251,940 · 6,302,328 · 7,352,716 · 8,403,104 · 9,453,492 · 10,503,880

Sums & aliquot sequence

As a sum of two squares: 162² + 1,012²
As consecutive integers: 131,295 + 131,296 + … + 131,302
Aliquot sequence: 1,050,388 787,798 501,362 250,684 260,036 276,220 387,044 422,044 422,100 1,112,524 1,112,580 2,748,732 4,761,540 11,749,500 30,724,932 51,208,444 53,978,596 — unresolved within range

Continued fraction of √n

√1,050,388 = [1024; (1, 7, 1, 1, 1, 5, 1, 2, 1, 2, 1, 2, 29, 1, 3, 2, 185, 1, 8, 1, 6, 6, 1, 18, …)]

Representations

In words
one million fifty thousand three hundred eighty-eight
Ordinal
1050388th
Binary
100000000011100010100
Octal
4003424
Hexadecimal
0x100714
Base64
EAcU
One's complement
4,293,916,907 (32-bit)
Scientific notation
1.050388 × 10⁶
As a duration
1,050,388 s = 12 days, 3 hours, 46 minutes, 28 seconds
In other bases
ternary (3) 1222100212021
quaternary (4) 10000130110
quinary (5) 232103023
senary (6) 34302524
septenary (7) 11633233
nonary (9) 1870767
undecimal (11) 658199
duodecimal (12) 427a44
tridecimal (13) 2aa141
tetradecimal (14) 1d4b1a
pentadecimal (15) 15b35d

As an angle

1,050,388° = 2,917 × 360° + 268°
268° ≈ 4.677 rad
Compass bearing: W (west)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓂍𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Chinese
一百零五萬零三百八十八
Chinese (financial)
壹佰零伍萬零參佰捌拾捌
In other modern scripts
Eastern Arabic ١٠٥٠٣٨٨ Devanagari १०५०३८८ Bengali ১০৫০৩৮৮ Tamil ௧௦௫௦௩௮௮ Thai ๑๐๕๐๓๘๘ Tibetan ༡༠༥༠༣༨༨ Khmer ១០៥០៣៨៨ Lao ໑໐໕໐໓໘໘ Burmese ၁၀၅၀၃၈၈

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1050388, here are decompositions:

  • 71 + 1050317 = 1050388
  • 107 + 1050281 = 1050388
  • 149 + 1050239 = 1050388
  • 191 + 1050197 = 1050388
  • 197 + 1050191 = 1050388
  • 347 + 1050041 = 1050388
  • 389 + 1049999 = 1050388
  • 491 + 1049897 = 1050388

Showing the first eight; more decompositions exist.

Hex color
#100714
RGB(16, 7, 20)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.16.7.20.

Address
0.16.7.20
Class
reserved
IPv4-mapped IPv6
::ffff:0.16.7.20

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

Possible date

Could be parsed as a date. Most likely interpretation: Tuesday, January 5, 0388 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 0388-05-01 (DMMYYYY (Euro, single-digit day))
  • 0388-10-05 (MMDYYYY (US, single-digit day))
  • 0388-05-10 (DDMYYYY (Euro, single-digit month))
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 1,050,388 and was likely granted around 1912.

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°.