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1,018,468

1,018,468 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.).

1,018,468 (one million eighteen thousand four hundred sixty-eight) is an even 7-digit number. It is a composite number with 24 divisors, and factors as 2² × 11 × 79 × 293. Written other ways, in hexadecimal, 0xF8A64.

Arithmetic Number Cube-Free Deficient Number Evil Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
28
Digit product
0
Digital root
1
Palindrome
No
Bit width
20 bits
Reversed
8,648,101
Square (n²)
1,037,277,067,024
Cube (n³)
1,056,433,499,897,799,232
Divisor count
24
σ(n) — sum of divisors
1,975,680
φ(n) — Euler's totient
455,520
Sum of prime factors
387

Primality

Prime factorization: 2 2 × 11 × 79 × 293

Nearest primes: 1,018,447 (−21) · 1,018,471 (+3)

Divisors & multiples

All divisors (24)
1 · 2 · 4 · 11 · 22 · 44 · 79 · 158 · 293 · 316 · 586 · 869 · 1172 · 1738 · 3223 · 3476 · 6446 · 12892 · 23147 · 46294 · 92588 · 254617 · 509234 (half) · 1018468
Aliquot sum (sum of proper divisors): 957,212
Factor pairs (a × b = 1,018,468)
1 × 1018468
2 × 509234
4 × 254617
11 × 92588
22 × 46294
44 × 23147
79 × 12892
158 × 6446
293 × 3476
316 × 3223
586 × 1738
869 × 1172
First multiples
1,018,468 · 2,036,936 (double) · 3,055,404 · 4,073,872 · 5,092,340 · 6,110,808 · 7,129,276 · 8,147,744 · 9,166,212 · 10,184,680

Sums & aliquot sequence

As consecutive integers: 127,305 + 127,306 + … + 127,312 92,583 + 92,584 + … + 92,593 12,853 + 12,854 + … + 12,931 11,530 + 11,531 + … + 11,617
Aliquot sequence: 1,018,468 957,212 745,804 559,360 912,320 1,260,904 1,115,996 1,116,052 1,214,444 1,435,924 1,435,980 3,531,444 6,443,724 11,168,052 18,613,644 31,737,972 54,708,108 — unresolved within range

Continued fraction of √n

√1,018,468 = [1009; (5, 4, 1, 1, 1, 6, 1, 6, 8, 1, 2, 2, 2, 2, 1, 2, 1, 3, 1, 13, 1, 1, 9, 20, …)]

Representations

In words
one million eighteen thousand four hundred sixty-eight
Ordinal
1018468th
Binary
11111000101001100100
Octal
3705144
Hexadecimal
0xF8A64
Base64
D4pk
One's complement
4,293,948,827 (32-bit)
Scientific notation
1.018468 × 10⁶
As a duration
1,018,468 s = 11 days, 18 hours, 54 minutes, 28 seconds
In other bases
ternary (3) 1220202002001
quaternary (4) 3320221210
quinary (5) 230042333
senary (6) 33455044
septenary (7) 11441203
nonary (9) 1822061
undecimal (11) 636210
duodecimal (12) 411484
tridecimal (13) 298759
tetradecimal (14) 1c723a
pentadecimal (15) 151b7d

As an angle

1,018,468° = 2,829 × 360° + 28°
28° ≈ 0.489 rad
Compass bearing: NNE (north-northeast)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Chinese
一百零一萬八千四百六十八
Chinese (financial)
壹佰零壹萬捌仟肆佰陸拾捌
In other modern scripts
Eastern Arabic ١٠١٨٤٦٨ Devanagari १०१८४६८ Bengali ১০১৮৪৬৮ Tamil ௧௦௧௮௪௬௮ Thai ๑๐๑๘๔๖๘ Tibetan ༡༠༡༨༤༦༨ Khmer ១០១៨៤៦៨ Lao ໑໐໑໘໔໖໘ Burmese ၁၀၁၈၄၆၈

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1018468, here are decompositions:

  • 29 + 1018439 = 1018468
  • 47 + 1018421 = 1018468
  • 131 + 1018337 = 1018468
  • 167 + 1018301 = 1018468
  • 197 + 1018271 = 1018468
  • 251 + 1018217 = 1018468
  • 359 + 1018109 = 1018468
  • 449 + 1018019 = 1018468

Showing the first eight; more decompositions exist.

Hex color
#0F8A64
RGB(15, 138, 100)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.138.100.

Address
0.15.138.100
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.138.100

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

Possible date

Could be parsed as a date. Most likely interpretation: Sunday, January 1, 8468 (MDDYYYY (US, single-digit month)).

Other possible interpretations (2)
  • 8468-10-01 (MMDYYYY (US, single-digit day))
  • 8468-01-10 (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 1,018,468 and was likely granted around 1911.

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°.