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1,055,728

1,055,728 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.).

1,055,728 (one million fifty-five thousand seven hundred twenty-eight) is an even 7-digit number. It is a composite number with 10 divisors, and factors as 2⁴ × 65,983. Written other ways, in hexadecimal, 0x101BF0.

Deficient Number Odious Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
28
Digit product
0
Digital root
1
Palindrome
No
Bit width
21 bits
Reversed
8,275,501
Square (n²)
1,114,561,609,984
Cube (n³)
1,176,673,899,385,188,352
Divisor count
10
σ(n) — sum of divisors
2,045,504
φ(n) — Euler's totient
527,856
Sum of prime factors
65,991

Primality

Prime factorization: 2 4 × 65983

Nearest primes: 1,055,713 (−15) · 1,055,731 (+3)

Divisors & multiples

All divisors (10)
1 · 2 · 4 · 8 · 16 · 65983 · 131966 · 263932 · 527864 (half) · 1055728
Aliquot sum (sum of proper divisors): 989,776
Factor pairs (a × b = 1,055,728)
1 × 1055728
2 × 527864
4 × 263932
8 × 131966
16 × 65983
First multiples
1,055,728 · 2,111,456 (double) · 3,167,184 · 4,222,912 · 5,278,640 · 6,334,368 · 7,390,096 · 8,445,824 · 9,501,552 · 10,557,280

Sums & aliquot sequence

As consecutive integers: 32,976 + 32,977 + … + 33,007
Aliquot sequence: 1,055,728 → 989,776 → 927,946 → 463,976 → 421,624 → 481,976 → 504,064 → 599,696 → 594,796 → 507,452 → 513,988 → 432,972 → 754,228 → 575,184 → 978,288 → 1,588,512 → 2,581,584 — unresolved within range

Continued fraction of √n

√1,055,728 = [1027; (2, 17, 1, 2, 5, 2, 170, 1, 3, 1, 3, 2, 2, 1, 1, 1, 1, 1, 3, 228, 18, 1, 1, 27, …)]

Representations

In words
one million fifty-five thousand seven hundred twenty-eight
Ordinal
1055728th
Binary
100000001101111110000
Octal
4015760
Hexadecimal
0x101BF0
Base64
EBvw
One's complement
4,293,911,567 (32-bit)
Scientific notation
1.055728 × 10⁶
As a duration
1,055,728 s = 12 days, 5 hours, 15 minutes, 28 seconds
In other bases
ternary (3) 1222122012001
quaternary (4) 10001233300
quinary (5) 232240403
senary (6) 34343344
septenary (7) 11654632
nonary (9) 1878161
undecimal (11) 661203
duodecimal (12) 42ab54
tridecimal (13) 2ac6bb
tetradecimal (14) 1d6a52
pentadecimal (15) 15cc1d

As an angle

1,055,728° = 2,932 × 360° + 208°
208° ≈ 3.63 rad
Compass bearing: SSW (south-southwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Chinese
一百零五萬五千七百二十八
Chinese (financial)
壹佰零伍萬伍仟柒佰貳拾捌
In other modern scripts
Eastern Arabic ١٠٥٥٧٢٨ Devanagari १०५५७२८ Bengali ১০৫৫৭২৮ Tamil ௧௦௫௫௭௨௮ Thai ๑๐๕๕๗๒๘ Tibetan ༡༠༥༥༧༢༨ Khmer ១០៥៥៧២៨ Lao ໑໐໕໕໗໒໘ Burmese ၁၀၅၅၇၂၈

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1055728, here are decompositions:

  • 131 + 1055597 = 1055728
  • 137 + 1055591 = 1055728
  • 197 + 1055531 = 1055728
  • 227 + 1055501 = 1055728
  • 239 + 1055489 = 1055728
  • 257 + 1055471 = 1055728
  • 461 + 1055267 = 1055728
  • 467 + 1055261 = 1055728

Showing the first eight; more decompositions exist.

Hex color
#101BF0
RGB(16, 27, 240)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.16.27.240.

Address
0.16.27.240
Class
reserved
IPv4-mapped IPv6
::ffff:0.16.27.240

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

Possible date

Could be parsed as a date. Most likely interpretation: Monday, January 5, 5728 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 5728-05-01 (DMMYYYY (Euro, single-digit day))
  • 5728-10-05 (MMDYYYY (US, single-digit day))
  • 5728-05-10 (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 1,055,728 and was likely granted around 1912.

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°.