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1,005,006

1,005,006 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.).

1,005,006 (one million five thousand six) is an even 7-digit number. It is a composite number with 32 divisors, and factors as 2 × 3 × 17 × 59 × 167. Its proper divisors sum to 1,172,274, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0xF55CE.

Abundant Number Arithmetic Number Cube-Free Odious Number Pernicious Number Pronic / Oblong Semiperfect Number Squarefree

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
12
Digit product
0
Digital root
3
Palindrome
No
Bit width
20 bits
Reversed
6,005,001
Square (n²)
1,010,037,060,036
Cube (n³)
1,015,093,305,558,540,216
Divisor count
32
σ(n) — sum of divisors
2,177,280
φ(n) — Euler's totient
308,096
Sum of prime factors
248

Primality

Prime factorization: 2 × 3 × 17 × 59 × 167

Nearest primes: 1,004,987 (−19) · 1,005,007 (+1)

Divisors & multiples

All divisors (32)
1 · 2 · 3 · 6 · 17 · 34 · 51 · 59 · 102 · 118 · 167 · 177 · 334 · 354 · 501 · 1002 · 1003 · 2006 · 2839 · 3009 · 5678 · 6018 · 8517 · 9853 · 17034 · 19706 · 29559 · 59118 · 167501 · 335002 · 502503 (half) · 1005006
Aliquot sum (sum of proper divisors): 1,172,274
Factor pairs (a × b = 1,005,006)
1 × 1005006
2 × 502503
3 × 335002
6 × 167501
17 × 59118
34 × 29559
51 × 19706
59 × 17034
102 × 9853
118 × 8517
167 × 6018
177 × 5678
334 × 3009
354 × 2839
501 × 2006
1002 × 1003
First multiples
1,005,006 · 2,010,012 (double) · 3,015,018 · 4,020,024 · 5,025,030 · 6,030,036 · 7,035,042 · 8,040,048 · 9,045,054 · 10,050,060

Sums & aliquot sequence

As consecutive integers: 335,001 + 335,002 + 335,003 251,250 + 251,251 + 251,252 + 251,253 83,745 + 83,746 + … + 83,756 59,110 + 59,111 + … + 59,126
Aliquot sequence: 1,005,006 1,172,274 1,222,734 1,222,746 1,622,694 1,639,626 1,639,638 3,242,070 6,428,682 8,798,166 12,652,074 14,760,792 26,751,348 46,488,546 67,213,854 87,891,426 136,898,334 — unresolved within range

Continued fraction of √n

√1,005,006 = [1002; (2, 2004)]

Period length 2 — the block in parentheses repeats forever.

Representations

In words
one million five thousand six
Ordinal
1005006th
Binary
11110101010111001110
Octal
3652716
Hexadecimal
0xF55CE
Base64
D1XO
One's complement
4,293,962,289 (32-bit)
Scientific notation
1.005006 × 10⁶
As a duration
1,005,006 s = 11 days, 15 hours, 10 minutes, 6 seconds
In other bases
ternary (3) 1220001121110
quaternary (4) 3311113032
quinary (5) 224130011
senary (6) 33312450
septenary (7) 11354022
nonary (9) 1801543
undecimal (11) 627092
duodecimal (12) 405726
tridecimal (13) 2925a2
tetradecimal (14) 1c2382
pentadecimal (15) 14cba6

As an angle

1,005,006° = 2,791 × 360° + 246°
246° ≈ 4.294 rad
Compass bearing: WSW (west-southwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋 𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓆼𓆼𓆼𓆼𓆼𓏺𓏺𓏺𓏺𓏺𓏺
Chinese
一百萬五千零六
Chinese (financial)
壹佰萬伍仟零陸
In other modern scripts
Eastern Arabic ١٠٠٥٠٠٦ Devanagari १००५००६ Bengali ১০০৫০০৬ Tamil ௧௦௦௫௦௦௬ Thai ๑๐๐๕๐๐๖ Tibetan ༡༠༠༥༠༠༦ Khmer ១០០៥០០៦ Lao ໑໐໐໕໐໐໖ Burmese ၁၀၀၅၀၀၆

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1005006, here are decompositions:

  • 19 + 1004987 = 1005006
  • 29 + 1004977 = 1005006
  • 43 + 1004963 = 1005006
  • 89 + 1004917 = 1005006
  • 103 + 1004903 = 1005006
  • 227 + 1004779 = 1005006
  • 257 + 1004749 = 1005006
  • 263 + 1004743 = 1005006

Showing the first eight; more decompositions exist.

Hex color
#0F55CE
RGB(15, 85, 206)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.85.206.

Address
0.15.85.206
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.85.206

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 1,005,006 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°.