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1,055,842

1,055,842 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.).

1,055,842 (one million fifty-five thousand eight hundred forty-two) is an even 7-digit number. It is a composite number with 4 divisors, and factors as 2 × 527,921. Written other ways, in hexadecimal, 0x101C62.

Cube-Free Deficient Number Odious Number Pernicious Number Semiprime Squarefree

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
25
Digit product
0
Digital root
7
Palindrome
No
Bit width
21 bits
Reversed
2,485,501
Square (n²)
1,114,802,328,964
Cube (n³)
1,177,055,120,618,007,688
Divisor count
4
σ(n) — sum of divisors
1,583,766
φ(n) — Euler's totient
527,920
Sum of prime factors
527,923

Primality

Prime factorization: 2 × 527921

Nearest primes: 1,055,839 (−3) · 1,055,851 (+9)

Divisors & multiples

All divisors (4)
1 · 2 · 527921 (half) · 1055842
Aliquot sum (sum of proper divisors): 527,924
Factor pairs (a × b = 1,055,842)
1 × 1055842
2 × 527921
First multiples
1,055,842 · 2,111,684 (double) · 3,167,526 · 4,223,368 · 5,279,210 · 6,335,052 · 7,390,894 · 8,446,736 · 9,502,578 · 10,558,420

Sums & aliquot sequence

As a sum of two squares: 369² + 959²
As consecutive integers: 263,959 + 263,960 + 263,961 + 263,962
Aliquot sequence: 1,055,842 → 527,924 → 402,124 → 306,276 → 408,396 → 544,556 → 408,424 → 397,976 → 348,244 → 329,524 → 291,600 → 758,773 → 3,275 → 817 → 63 → 41 → 1 — unresolved within range

Continued fraction of √n

√1,055,842 = [1027; (1, 1, 5, 2, 28, 2, 18, 43, 1, 2, 24, 1, 2, 1, 1, 1, 6, 1, 1, 9, 1, 2, 4, 1, …)]

Representations

In words
one million fifty-five thousand eight hundred forty-two
Ordinal
1055842nd
Binary
100000001110001100010
Octal
4016142
Hexadecimal
0x101C62
Base64
EBxi
One's complement
4,293,911,453 (32-bit)
Scientific notation
1.055842 × 10⁶
As a duration
1,055,842 s = 12 days, 5 hours, 17 minutes, 22 seconds
In other bases
ternary (3) 1222122100021
quaternary (4) 10001301202
quinary (5) 232241332
senary (6) 34344054
septenary (7) 11655154
nonary (9) 1878307
undecimal (11) 6612a7
duodecimal (12) 42b02a
tridecimal (13) 2ac778
tetradecimal (14) 1d6ad4
pentadecimal (15) 15cc97

As an angle

1,055,842° = 2,932 × 360° + 322°
322° ≈ 5.62 rad
Compass bearing: NW (northwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓏺𓏺
Chinese
一百零五萬五千八百四十二
Chinese (financial)
壹佰零伍萬伍仟捌佰肆拾貳
In other modern scripts
Eastern Arabic ١٠٥٥٨٤٢ Devanagari १०५५८४२ Bengali ১০৫৫৮৪২ Tamil ௧௦௫௫௮௪௨ Thai ๑๐๕๕๘๔๒ Tibetan ༡༠༥༥༨༤༢ Khmer ១០៥៥៨៤២ Lao ໑໐໕໕໘໔໒ Burmese ၁၀၅၅၈၄၂

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1055842, here are decompositions:

  • 3 + 1055839 = 1055842
  • 41 + 1055801 = 1055842
  • 59 + 1055783 = 1055842
  • 71 + 1055771 = 1055842
  • 101 + 1055741 = 1055842
  • 233 + 1055609 = 1055842
  • 239 + 1055603 = 1055842
  • 251 + 1055591 = 1055842

Showing the first eight; more decompositions exist.

Hex color
#101C62
RGB(16, 28, 98)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.16.28.98.

Address
0.16.28.98
Class
reserved
IPv4-mapped IPv6
::ffff:0.16.28.98

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

Possible date

Could be parsed as a date. Most likely interpretation: Wednesday, January 5, 5842 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 5842-05-01 (DMMYYYY (Euro, single-digit day))
  • 5842-10-05 (MMDYYYY (US, single-digit day))
  • 5842-05-10 (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 1,055,842 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°.