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1,041,808

1,041,808 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.).

1,041,808 (one million forty-one thousand eight hundred eight) is an even 7-digit number. It is a composite number with 40 divisors, and factors as 2⁴ × 19 × 23 × 149. Its proper divisors sum to 1,190,192, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0xFE590.

Abundant Number Arithmetic Number Odious Number Pernicious Number Practical Number Semiperfect Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
22
Digit product
0
Digital root
4
Palindrome
No
Bit width
20 bits
Reversed
8,081,401
Square (n²)
1,085,363,908,864
Cube (n³)
1,130,740,803,165,786,112
Divisor count
40
σ(n) — sum of divisors
2,232,000
φ(n) — Euler's totient
468,864
Sum of prime factors
199

Primality

Prime factorization: 2 4 × 19 × 23 × 149

Nearest primes: 1,041,793 (−15) · 1,041,823 (+15)

Divisors & multiples

All divisors (40)
1 · 2 · 4 · 8 · 16 · 19 · 23 · 38 · 46 · 76 · 92 · 149 · 152 · 184 · 298 · 304 · 368 · 437 · 596 · 874 · 1192 · 1748 · 2384 · 2831 · 3427 · 3496 · 5662 · 6854 · 6992 · 11324 · 13708 · 22648 · 27416 · 45296 · 54832 · 65113 · 130226 · 260452 · 520904 (half) · 1041808
Aliquot sum (sum of proper divisors): 1,190,192
Factor pairs (a × b = 1,041,808)
1 × 1041808
2 × 520904
4 × 260452
8 × 130226
16 × 65113
19 × 54832
23 × 45296
38 × 27416
46 × 22648
76 × 13708
92 × 11324
149 × 6992
152 × 6854
184 × 5662
298 × 3496
304 × 3427
368 × 2831
437 × 2384
596 × 1748
874 × 1192
First multiples
1,041,808 · 2,083,616 (double) · 3,125,424 · 4,167,232 · 5,209,040 · 6,250,848 · 7,292,656 · 8,334,464 · 9,376,272 · 10,418,080

Sums & aliquot sequence

As consecutive integers: 54,823 + 54,824 + … + 54,841 45,285 + 45,286 + … + 45,307 32,541 + 32,542 + … + 32,572 6,918 + 6,919 + … + 7,066
Aliquot sequence: 1,041,808 1,190,192 1,149,688 1,005,992 1,148,608 1,164,824 1,019,236 858,444 1,144,620 2,327,940 5,010,300 11,577,180 21,071,940 39,838,140 91,306,692 139,847,868 228,055,668 — unresolved within range

Continued fraction of √n

√1,041,808 = [1020; (1, 2, 4, 2, 3, 2, 2, 1, 1, 4, 1, 2, 1, 2, 1, 1, 7, 25, 14, 4, 4, 11, 3, 2, …)]

Representations

In words
one million forty-one thousand eight hundred eight
Ordinal
1041808th
Binary
11111110010110010000
Octal
3762620
Hexadecimal
0xFE590
Base64
D+WQ
One's complement
4,293,925,487 (32-bit)
Scientific notation
1.041808 × 10⁶
As a duration
1,041,808 s = 12 days, 1 hour, 23 minutes, 28 seconds
In other bases
ternary (3) 1221221002111
quaternary (4) 3332112100
quinary (5) 231314213
senary (6) 34155104
septenary (7) 11566225
nonary (9) 1857074
undecimal (11) 6517a9
duodecimal (12) 422a94
tridecimal (13) 2a6271
tetradecimal (14) 1d194c
pentadecimal (15) 158a3d

As an angle

1,041,808° = 2,893 × 360° + 328°
328° ≈ 5.725 rad
Compass bearing: NNW (north-northwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Chinese
一百零四萬一千八百零八
Chinese (financial)
壹佰零肆萬壹仟捌佰零捌
In other modern scripts
Eastern Arabic ١٠٤١٨٠٨ Devanagari १०४१८०८ Bengali ১০৪১৮০৮ Tamil ௧௦௪௧௮௦௮ Thai ๑๐๔๑๘๐๘ Tibetan ༡༠༤༡༨༠༨ Khmer ១០៤១៨០៨ Lao ໑໐໔໑໘໐໘ Burmese ၁၀၄၁၈၀၈

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1041808, here are decompositions:

  • 29 + 1041779 = 1041808
  • 71 + 1041737 = 1041808
  • 107 + 1041701 = 1041808
  • 137 + 1041671 = 1041808
  • 191 + 1041617 = 1041808
  • 311 + 1041497 = 1041808
  • 347 + 1041461 = 1041808
  • 359 + 1041449 = 1041808

Showing the first eight; more decompositions exist.

Hex color
#0FE590
RGB(15, 229, 144)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.229.144.

Address
0.15.229.144
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.229.144

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

Possible date

Could be parsed as a date. Most likely interpretation: Monday, January 4, 1808 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 1808-04-01 (DMMYYYY (Euro, single-digit day))
  • 1808-10-04 (MMDYYYY (US, single-digit day))
  • 1808-04-10 (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 1,041,808 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°.