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1,022,018

1,022,018 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.).

1,022,018 (one million twenty-two thousand eighteen) is an even 7-digit number. It is a composite number with 16 divisors, and factors as 2 × 29 × 67 × 263. Written other ways, in hexadecimal, 0xF9842.

Arithmetic Number Cube-Free Deficient Number Odious Number Squarefree

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
14
Digit product
0
Digital root
5
Palindrome
No
Bit width
20 bits
Reversed
8,102,201
Square (n²)
1,044,520,792,324
Cube (n³)
1,067,519,051,129,389,832
Divisor count
16
σ(n) — sum of divisors
1,615,680
φ(n) — Euler's totient
484,176
Sum of prime factors
361

Primality

Prime factorization: 2 × 29 × 67 × 263

Nearest primes: 1,022,017 (−1) · 1,022,033 (+15)

Divisors & multiples

All divisors (16)
1 · 2 · 29 · 58 · 67 · 134 · 263 · 526 · 1943 · 3886 · 7627 · 15254 · 17621 · 35242 · 511009 (half) · 1022018
Aliquot sum (sum of proper divisors): 593,662
Factor pairs (a × b = 1,022,018)
1 × 1022018
2 × 511009
29 × 35242
58 × 17621
67 × 15254
134 × 7627
263 × 3886
526 × 1943
First multiples
1,022,018 · 2,044,036 (double) · 3,066,054 · 4,088,072 · 5,110,090 · 6,132,108 · 7,154,126 · 8,176,144 · 9,198,162 · 10,220,180

Sums & aliquot sequence

As consecutive integers: 255,503 + 255,504 + 255,505 + 255,506 35,228 + 35,229 + … + 35,256 15,221 + 15,222 + … + 15,287 8,753 + 8,754 + … + 8,868
Aliquot sequence: 1,022,018 593,662 296,834 151,306 75,656 90,214 48,386 29,818 17,594 10,246 5,594 2,800 4,888 5,192 5,608 4,922 2,854 — unresolved within range

Continued fraction of √n

√1,022,018 = [1010; (1, 18, 1, 1, 1, 2, 2, 2, 2, 1, 288, 7, 2, 1, 1, 1, 20, 1, 7, 1, 1, 40, 1, 2, …)]

Representations

In words
one million twenty-two thousand eighteen
Ordinal
1022018th
Binary
11111001100001000010
Octal
3714102
Hexadecimal
0xF9842
Base64
D5hC
One's complement
4,293,945,277 (32-bit)
Scientific notation
1.022018 × 10⁶
As a duration
1,022,018 s = 11 days, 19 hours, 53 minutes, 38 seconds
In other bases
ternary (3) 1220220221112
quaternary (4) 3321201002
quinary (5) 230201033
senary (6) 33523322
septenary (7) 11454434
nonary (9) 1826845
undecimal (11) 638948
duodecimal (12) 413542
tridecimal (13) 29a25a
tetradecimal (14) 1c8654
pentadecimal (15) 152c48

As an angle

1,022,018° = 2,838 × 360° + 338°
338° ≈ 5.899 rad
Compass bearing: NNW (north-northwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓆼𓆼𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Chinese
一百零二萬二千零一十八
Chinese (financial)
壹佰零貳萬貳仟零壹拾捌
In other modern scripts
Eastern Arabic ١٠٢٢٠١٨ Devanagari १०२२०१८ Bengali ১০২২০১৮ Tamil ௧௦௨௨௦௧௮ Thai ๑๐๒๒๐๑๘ Tibetan ༡༠༢༢༠༡༨ Khmer ១០២២០១៨ Lao ໑໐໒໒໐໑໘ Burmese ၁၀၂၂၀၁၈

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1022018, here are decompositions:

  • 7 + 1022011 = 1022018
  • 139 + 1021879 = 1022018
  • 157 + 1021861 = 1022018
  • 181 + 1021837 = 1022018
  • 211 + 1021807 = 1022018
  • 241 + 1021777 = 1022018
  • 271 + 1021747 = 1022018
  • 307 + 1021711 = 1022018

Showing the first eight; more decompositions exist.

Hex color
#0F9842
RGB(15, 152, 66)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.152.66.

Address
0.15.152.66
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.152.66

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

Possible date

Could be parsed as a date. Most likely interpretation: Tuesday, January 2, 2018 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 2018-02-01 (DMMYYYY (Euro, single-digit day))
  • 2018-10-02 (MMDYYYY (US, single-digit day))
  • 2018-02-10 (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 1,022,018 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°.