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1,018,004

1,018,004 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.).

1,018,004 (one million eighteen thousand four) is an even 7-digit number. It is a composite number with 12 divisors, and factors as 2² × 13 × 19,577. Written other ways, in hexadecimal, 0xF8894.

Arithmetic Number Cube-Free Deficient Number Happy Number Odious Number Self Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
14
Digit product
0
Digital root
5
Palindrome
No
Bit width
20 bits
Reversed
4,008,101
Square (n²)
1,036,332,144,016
Cube (n³)
1,054,990,267,936,864,064
Divisor count
12
σ(n) — sum of divisors
1,918,644
φ(n) — Euler's totient
469,824
Sum of prime factors
19,594

Primality

Prime factorization: 2 2 × 13 × 19577

Nearest primes: 1,017,997 (−7) · 1,018,007 (+3)

Divisors & multiples

All divisors (12)
1 · 2 · 4 · 13 · 26 · 52 · 19577 · 39154 · 78308 · 254501 · 509002 (half) · 1018004
Aliquot sum (sum of proper divisors): 900,640
Factor pairs (a × b = 1,018,004)
1 × 1018004
2 × 509002
4 × 254501
13 × 78308
26 × 39154
52 × 19577
First multiples
1,018,004 · 2,036,008 (double) · 3,054,012 · 4,072,016 · 5,090,020 · 6,108,024 · 7,126,028 · 8,144,032 · 9,162,036 · 10,180,040

Sums & aliquot sequence

As a sum of two squares: 460² + 898² = 652² + 770²
As consecutive integers: 127,247 + 127,248 + … + 127,254 78,302 + 78,303 + … + 78,314 9,737 + 9,738 + … + 9,840
Aliquot sequence: 1,018,004 900,640 1,396,088 1,312,312 1,148,288 1,139,572 1,139,628 1,899,604 1,899,660 4,180,596 7,074,060 15,564,276 32,868,108 71,497,972 84,298,508 84,616,084 90,453,356 — unresolved within range

Continued fraction of √n

√1,018,004 = [1008; (1, 25, 4, 1, 4, 1, 2, 6, 1, 13, 1, 1, 4, 1, 1, 8, 1, 1, 1, 1, 1, 5, 1, 3, …)]

Representations

In words
one million eighteen thousand four
Ordinal
1018004th
Binary
11111000100010010100
Octal
3704224
Hexadecimal
0xF8894
Base64
D4iU
One's complement
4,293,949,291 (32-bit)
Scientific notation
1.018004 × 10⁶
As a duration
1,018,004 s = 11 days, 18 hours, 46 minutes, 44 seconds
In other bases
ternary (3) 1220201102212
quaternary (4) 3320202110
quinary (5) 230034004
senary (6) 33452552
septenary (7) 11436641
nonary (9) 1821385
undecimal (11) 635929
duodecimal (12) 411158
tridecimal (13) 298490
tetradecimal (14) 1c6dc8
pentadecimal (15) 15196e

As an angle

1,018,004° = 2,827 × 360° + 284°
284° ≈ 4.957 rad
Compass bearing: WNW (west-northwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓏺𓏺𓏺𓏺
Chinese
一百零一萬八千零四
Chinese (financial)
壹佰零壹萬捌仟零肆
In other modern scripts
Eastern Arabic ١٠١٨٠٠٤ Devanagari १०१८००४ Bengali ১০১৮০০৪ Tamil ௧௦௧௮௦௦௪ Thai ๑๐๑๘๐๐๔ Tibetan ༡༠༡༨༠༠༤ Khmer ១០១៨០០៤ Lao ໑໐໑໘໐໐໔ Burmese ၁၀၁၈၀၀၄

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1018004, here are decompositions:

  • 7 + 1017997 = 1018004
  • 157 + 1017847 = 1018004
  • 223 + 1017781 = 1018004
  • 283 + 1017721 = 1018004
  • 331 + 1017673 = 1018004
  • 397 + 1017607 = 1018004
  • 523 + 1017481 = 1018004
  • 613 + 1017391 = 1018004

Showing the first eight; more decompositions exist.

Hex color
#0F8894
RGB(15, 136, 148)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.136.148.

Address
0.15.136.148
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.136.148

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

Possible date

Could be parsed as a date. Most likely interpretation: Thursday, January 1, 8004 (MDDYYYY (US, single-digit month)).

Other possible interpretations (2)
  • 8004-10-01 (MMDYYYY (US, single-digit day))
  • 8004-01-10 (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 1,018,004 and was likely granted around 1911.

Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.

Position in π

The digit sequence 1018004 first appears in π at position 909,723 of the decimal expansion (the 909,723ordinal-suffix:rd digit after the integer 3).

Search range: the first 1,000,000 fractional digits of π. Any 6-digit-or-shorter string is virtually guaranteed to appear in there — the more interesting signal is the position.

Related reading

  • Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.