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1,005,090

1,005,090 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.).

1,005,090 (one million five thousand ninety) is an even 7-digit number. It is a composite number with 16 divisors, and factors as 2 × 3 × 5 × 33,503. Its proper divisors sum to 1,407,198, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0xF5622.

Abundant Number Arithmetic Number Cube-Free Evil Number Gapful Number Harshad / Niven Semiperfect Number Squarefree

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
15
Digit product
0
Digital root
6
Palindrome
No
Bit width
20 bits
Reversed
905,001
Square (n²)
1,010,205,908,100
Cube (n³)
1,015,347,856,172,229,000
Divisor count
16
σ(n) — sum of divisors
2,412,288
φ(n) — Euler's totient
268,016
Sum of prime factors
33,513

Primality

Prime factorization: 2 × 3 × 5 × 33503

Nearest primes: 1,005,079 (−11) · 1,005,101 (+11)

Divisors & multiples

All divisors (16)
1 · 2 · 3 · 5 · 6 · 10 · 15 · 30 · 33503 · 67006 · 100509 · 167515 · 201018 · 335030 · 502545 (half) · 1005090
Aliquot sum (sum of proper divisors): 1,407,198
Factor pairs (a × b = 1,005,090)
1 × 1005090
2 × 502545
3 × 335030
5 × 201018
6 × 167515
10 × 100509
15 × 67006
30 × 33503
First multiples
1,005,090 · 2,010,180 (double) · 3,015,270 · 4,020,360 · 5,025,450 · 6,030,540 · 7,035,630 · 8,040,720 · 9,045,810 · 10,050,900

Sums & aliquot sequence

As consecutive integers: 335,029 + 335,030 + 335,031 251,271 + 251,272 + 251,273 + 251,274 201,016 + 201,017 + 201,018 + 201,019 + 201,020 83,752 + 83,753 + … + 83,763
Aliquot sequence: 1,005,090 1,407,198 1,623,858 1,640,238 1,652,898 1,907,358 1,936,482 1,936,494 3,132,306 3,654,396 5,899,764 9,200,076 13,007,844 21,512,796 28,766,244 47,777,244 63,886,644 — unresolved within range

Continued fraction of √n

√1,005,090 = [1002; (1, 1, 5, 2, 16, 2, 1, 1, 3, 1, 8, 1, 4, 3, 2, 1, 2, 2, 1, 2, 1, 1, 3, 1, …)]

Representations

In words
one million five thousand ninety
Ordinal
1005090th
Binary
11110101011000100010
Octal
3653042
Hexadecimal
0xF5622
Base64
D1Yi
One's complement
4,293,962,205 (32-bit)
Scientific notation
1.00509 × 10⁶
As a duration
1,005,090 s = 11 days, 15 hours, 11 minutes, 30 seconds
In other bases
ternary (3) 1220001201120
quaternary (4) 3311120202
quinary (5) 224130330
senary (6) 33313110
septenary (7) 11354202
nonary (9) 1801646
undecimal (11) 627159
duodecimal (12) 405796
tridecimal (13) 292638
tetradecimal (14) 1c2402
pentadecimal (15) 14cc10

As an angle

1,005,090° = 2,791 × 360° + 330°
330° ≈ 5.76 rad
Compass bearing: NNW (north-northwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒁹 𒌋𒌋𒌋
Egyptian hieroglyphic
𓁨𓆼𓆼𓆼𓆼𓆼𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆
Chinese
一百萬五千零九十
Chinese (financial)
壹佰萬伍仟零玖拾
In other modern scripts
Eastern Arabic ١٠٠٥٠٩٠ Devanagari १००५०९० Bengali ১০০৫০৯০ Tamil ௧௦௦௫௦௯௦ Thai ๑๐๐๕๐๙๐ Tibetan ༡༠༠༥༠༩༠ Khmer ១០០៥០៩០ Lao ໑໐໐໕໐໙໐ Burmese ၁၀၀၅၀၉၀

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1005090, here are decompositions:

  • 11 + 1005079 = 1005090
  • 17 + 1005073 = 1005090
  • 19 + 1005071 = 1005090
  • 41 + 1005049 = 1005090
  • 61 + 1005029 = 1005090
  • 71 + 1005019 = 1005090
  • 83 + 1005007 = 1005090
  • 103 + 1004987 = 1005090

Showing the first eight; more decompositions exist.

Hex color
#0F5622
RGB(15, 86, 34)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.86.34.

Address
0.15.86.34
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.86.34

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 1,005,090 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°.