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1,006,566

1,006,566 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.).

1,006,566 (one million six thousand five hundred sixty-six) is an even 7-digit number. It is a composite number with 32 divisors, and factors as 2 × 3 × 11 × 101 × 151. Its proper divisors sum to 1,226,010, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0xF5BE6.

Abundant Number Arithmetic Number Cube-Free Evil Number Practical Number Semiperfect Number Squarefree

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
24
Digit product
0
Digital root
6
Palindrome
No
Bit width
20 bits
Reversed
6,656,001
Square (n²)
1,013,175,112,356
Cube (n³)
1,019,827,620,143,729,496
Divisor count
32
σ(n) — sum of divisors
2,232,576
φ(n) — Euler's totient
300,000
Sum of prime factors
268

Primality

Prime factorization: 2 × 3 × 11 × 101 × 151

Nearest primes: 1,006,559 (−7) · 1,006,583 (+17)

Divisors & multiples

All divisors (32)
1 · 2 · 3 · 6 · 11 · 22 · 33 · 66 · 101 · 151 · 202 · 302 · 303 · 453 · 606 · 906 · 1111 · 1661 · 2222 · 3322 · 3333 · 4983 · 6666 · 9966 · 15251 · 30502 · 45753 · 91506 · 167761 · 335522 · 503283 (half) · 1006566
Aliquot sum (sum of proper divisors): 1,226,010
Factor pairs (a × b = 1,006,566)
1 × 1006566
2 × 503283
3 × 335522
6 × 167761
11 × 91506
22 × 45753
33 × 30502
66 × 15251
101 × 9966
151 × 6666
202 × 4983
302 × 3333
303 × 3322
453 × 2222
606 × 1661
906 × 1111
First multiples
1,006,566 · 2,013,132 (double) · 3,019,698 · 4,026,264 · 5,032,830 · 6,039,396 · 7,045,962 · 8,052,528 · 9,059,094 · 10,065,660

Sums & aliquot sequence

As consecutive integers: 335,521 + 335,522 + 335,523 251,640 + 251,641 + 251,642 + 251,643 91,501 + 91,502 + … + 91,511 83,875 + 83,876 + … + 83,886
Aliquot sequence: 1,006,566 1,226,010 1,716,486 1,729,338 1,995,558 2,190,522 2,332,230 3,635,850 5,381,430 7,534,074 7,534,086 9,686,778 9,686,790 16,362,090 27,653,310 44,245,530 92,335,590 — unresolved within range

Continued fraction of √n

√1,006,566 = [1003; (3, 1, 1, 1, 1, 20, 13, 3, 22, 1, 2, 1, 4, 1, 5, 3, 25, 1, 2, 1, 9, 2, 3, 1, …)]

Representations

In words
one million six thousand five hundred sixty-six
Ordinal
1006566th
Binary
11110101101111100110
Octal
3655746
Hexadecimal
0xF5BE6
Base64
D1vm
One's complement
4,293,960,729 (32-bit)
Scientific notation
1.006566 × 10⁶
As a duration
1,006,566 s = 11 days, 15 hours, 36 minutes, 6 seconds
In other bases
ternary (3) 1220010202020
quaternary (4) 3311233212
quinary (5) 224202231
senary (6) 33324010
septenary (7) 11361411
nonary (9) 1803666
undecimal (11) 628280
duodecimal (12) 406606
tridecimal (13) 293202
tetradecimal (14) 1c2b78
pentadecimal (15) 14d396

As an angle

1,006,566° = 2,796 × 360° + 6°
6° ≈ 0.105 rad
Compass bearing: N (north)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺
Chinese
一百萬六千五百六十六
Chinese (financial)
壹佰萬陸仟伍佰陸拾陸
In other modern scripts
Eastern Arabic ١٠٠٦٥٦٦ Devanagari १००६५६६ Bengali ১০০৬৫৬৬ Tamil ௧௦௦௬௫௬௬ Thai ๑๐๐๖๕๖๖ Tibetan ༡༠༠༦༥༦༦ Khmer ១០០៦៥៦៦ Lao ໑໐໐໖໕໖໖ Burmese ၁၀၀၆၅၆၆

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1006566, here are decompositions:

  • 7 + 1006559 = 1006566
  • 19 + 1006547 = 1006566
  • 23 + 1006543 = 1006566
  • 53 + 1006513 = 1006566
  • 59 + 1006507 = 1006566
  • 73 + 1006493 = 1006566
  • 97 + 1006469 = 1006566
  • 103 + 1006463 = 1006566

Showing the first eight; more decompositions exist.

Hex color
#0F5BE6
RGB(15, 91, 230)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.91.230.

Address
0.15.91.230
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.91.230

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 1,006,566 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 1006566 first appears in π at position 858,560 of the decimal expansion (the 858,560ordinal-suffix:th 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°.