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1,000,864

1,000,864 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.).

1,000,864 (one million eight hundred sixty-four) is an even 7-digit number. It is a composite number with 12 divisors, and factors as 2⁵ × 31,277. Written other ways, in hexadecimal, 0xF45A0.

Deficient Number Odious Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
19
Digit product
0
Digital root
1
Palindrome
No
Bit width
20 bits
Reversed
4,680,001
Square (n²)
1,001,728,746,496
Cube (n³)
1,002,594,240,132,972,544
Divisor count
12
σ(n) — sum of divisors
1,970,514
φ(n) — Euler's totient
500,416
Sum of prime factors
31,287

Primality

Prime factorization: 2 5 × 31277

Nearest primes: 1,000,861 (−3) · 1,000,889 (+25)

Divisors & multiples

All divisors (12)
1 · 2 · 4 · 8 · 16 · 32 · 31277 · 62554 · 125108 · 250216 · 500432 (half) · 1000864
Aliquot sum (sum of proper divisors): 969,650
Factor pairs (a × b = 1,000,864)
1 × 1000864
2 × 500432
4 × 250216
8 × 125108
16 × 62554
32 × 31277
First multiples
1,000,864 · 2,001,728 (double) · 3,002,592 · 4,003,456 · 5,004,320 · 6,005,184 · 7,006,048 · 8,006,912 · 9,007,776 · 10,008,640

Sums & aliquot sequence

As a sum of two squares: 420² + 908²
As consecutive integers: 15,607 + 15,608 + … + 15,670
Aliquot sequence: 1,000,864 969,650 1,092,718 695,402 424,990 340,010 335,098 171,782 105,754 85,766 55,594 54,134 27,070 21,674 10,840 13,640 20,920 — unresolved within range

Continued fraction of √n

√1,000,864 = [1000; (2, 3, 5, 1, 4, 1, 132, 1, 1, 3, 1, 1, 9, 1, 10, 1, 1, 8, 2, 1, 2, 3, 2, 1, …)]

Representations

In words
one million eight hundred sixty-four
Ordinal
1000864th
Binary
11110100010110100000
Octal
3642640
Hexadecimal
0xF45A0
Base64
D0Wg
One's complement
4,293,966,431 (32-bit)
Scientific notation
1.000864 × 10⁶
As a duration
1,000,864 s = 11 days, 14 hours, 1 minute, 4 seconds
In other bases
ternary (3) 1212211221001
quaternary (4) 3310112200
quinary (5) 224011424
senary (6) 33241344
septenary (7) 11335654
nonary (9) 1784831
undecimal (11) 623a67
duodecimal (12) 403254
tridecimal (13) 290737
tetradecimal (14) 1c0a64
pentadecimal (15) 14b844

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹 𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺
Chinese
一百萬零八百六十四
Chinese (financial)
壹佰萬零捌佰陸拾肆
In other modern scripts
Eastern Arabic ١٠٠٠٨٦٤ Devanagari १०००८६४ Bengali ১০০০৮৬৪ Tamil ௧௦௦௦௮௬௪ Thai ๑๐๐๐๘๖๔ Tibetan ༡༠༠༠༨༦༤ Khmer ១០០០៨៦៤ Lao ໑໐໐໐໘໖໔ Burmese ၁၀၀၀၈၆၄

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1000864, here are decompositions:

  • 3 + 1000861 = 1000864
  • 5 + 1000859 = 1000864
  • 17 + 1000847 = 1000864
  • 71 + 1000793 = 1000864
  • 101 + 1000763 = 1000864
  • 167 + 1000697 = 1000864
  • 173 + 1000691 = 1000864
  • 197 + 1000667 = 1000864

Showing the first eight; more decompositions exist.

Hex color
#0F45A0
RGB(15, 69, 160)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.69.160.

Address
0.15.69.160
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.69.160

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

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 1,000,864 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°.