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1,055,488

1,055,488 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.).

1,055,488 (one million fifty-five thousand four hundred eighty-eight) is an even 7-digit number. It is a composite number with 72 divisors, and factors as 2⁸ × 7 × 19 × 31. Its proper divisors sum to 1,560,832, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x101B00.

Abundant Number Harshad / Niven Odious Number Pernicious Number Practical Number Weird Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
31
Digit product
0
Digital root
4
Palindrome
No
Bit width
21 bits
Reversed
8,845,501
Square (n²)
1,114,054,918,144
Cube (n³)
1,175,871,597,441,974,272
Divisor count
72
σ(n) — sum of divisors
2,616,320
φ(n) — Euler's totient
414,720
Sum of prime factors
73

Primality

Prime factorization: 2 8 × 7 × 19 × 31

Nearest primes: 1,055,471 (−17) · 1,055,489 (+1)

Divisors & multiples

All divisors (72)
1 · 2 · 4 · 7 · 8 · 14 · 16 · 19 · 28 · 31 · 32 · 38 · 56 · 62 · 64 · 76 · 112 · 124 · 128 · 133 · 152 · 217 · 224 · 248 · 256 · 266 · 304 · 434 · 448 · 496 · 532 · 589 · 608 · 868 · 896 · 992 · 1064 · 1178 · 1216 · 1736 · 1792 · 1984 · 2128 · 2356 · 2432 · 3472 · 3968 · 4123 · 4256 · 4712 · 4864 · 6944 · 7936 · 8246 · 8512 · 9424 · 13888 · 16492 · 17024 · 18848 · 27776 · 32984 · 34048 · 37696 · 55552 · 65968 · 75392 · 131936 · 150784 · 263872 · 527744 (half) · 1055488
Aliquot sum (sum of proper divisors): 1,560,832
Factor pairs (a × b = 1,055,488)
1 × 1055488
2 × 527744
4 × 263872
7 × 150784
8 × 131936
14 × 75392
16 × 65968
19 × 55552
28 × 37696
31 × 34048
32 × 32984
38 × 27776
56 × 18848
62 × 17024
64 × 16492
76 × 13888
112 × 9424
124 × 8512
128 × 8246
133 × 7936
152 × 6944
217 × 4864
224 × 4712
248 × 4256
256 × 4123
266 × 3968
304 × 3472
434 × 2432
448 × 2356
496 × 2128
532 × 1984
589 × 1792
608 × 1736
868 × 1216
896 × 1178
992 × 1064
First multiples
1,055,488 · 2,110,976 (double) · 3,166,464 · 4,221,952 · 5,277,440 · 6,332,928 · 7,388,416 · 8,443,904 · 9,499,392 · 10,554,880

Sums & aliquot sequence

As consecutive integers: 150,781 + 150,782 + … + 150,787 55,543 + 55,544 + … + 55,561 34,033 + 34,034 + … + 34,063 7,870 + 7,871 + … + 8,002
Aliquot sequence: 1,055,488 → 1,560,832 → 2,330,944 → 3,614,688 → 9,279,648 → 20,885,760 → 65,446,668 → 134,756,244 → 264,523,756 → 275,160,452 → 276,680,572 → 276,680,628 → 557,432,652 → 1,016,498,868 → 1,958,149,452 → 3,263,582,644 → 3,280,825,996 — unresolved within range

Continued fraction of √n

√1,055,488 = [1027; (2, 1, 2, 2, 2, 3, 1, 13, 2, 56, 1, 1, 2, 5, 1, 5, 2, 127, 1, 24, 2, 1, 2, 227, …)]

Representations

In words
one million fifty-five thousand four hundred eighty-eight
Ordinal
1055488th
Binary
100000001101100000000
Octal
4015400
Hexadecimal
0x101B00
Base64
EBsA
One's complement
4,293,911,807 (32-bit)
Scientific notation
1.055488 × 10⁶
As a duration
1,055,488 s = 12 days, 5 hours, 11 minutes, 28 seconds
In other bases
ternary (3) 1222121212011
quaternary (4) 10001230000
quinary (5) 232233423
senary (6) 34342304
septenary (7) 11654140
nonary (9) 1877764
undecimal (11) 661005
duodecimal (12) 42a994
tridecimal (13) 2ac565
tetradecimal (14) 1d6920
pentadecimal (15) 15cb0d

As an angle

1,055,488° = 2,931 × 360° + 328°
328° ≈ 5.725 rad
Compass bearing: NNW (north-northwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Chinese
一百零五萬五千四百八十八
Chinese (financial)
壹佰零伍萬伍仟肆佰捌拾捌
In other modern scripts
Eastern Arabic ١٠٥٥٤٨٨ Devanagari १०५५४८८ Bengali ১০৫৫৪৮৮ Tamil ௧௦௫௫௪௮௮ Thai ๑๐๕๕๔๘๘ Tibetan ༡༠༥༥༤༨༨ Khmer ១០៥៥៤៨៨ Lao ໑໐໕໕໔໘໘ Burmese ၁၀၅၅၄၈၈

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1055488, here are decompositions:

  • 17 + 1055471 = 1055488
  • 59 + 1055429 = 1055488
  • 89 + 1055399 = 1055488
  • 101 + 1055387 = 1055488
  • 167 + 1055321 = 1055488
  • 227 + 1055261 = 1055488
  • 257 + 1055231 = 1055488
  • 347 + 1055141 = 1055488

Showing the first eight; more decompositions exist.

Hex color
#101B00
RGB(16, 27, 0)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.16.27.0.

Address
0.16.27.0
Class
reserved
IPv4-mapped IPv6
::ffff:0.16.27.0

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

Possible date

Could be parsed as a date. Most likely interpretation: Thursday, January 5, 5488 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 5488-05-01 (DMMYYYY (Euro, single-digit day))
  • 5488-10-05 (MMDYYYY (US, single-digit day))
  • 5488-05-10 (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 1,055,488 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°.