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1,055,668

1,055,668 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.).

1,055,668 (one million fifty-five thousand six hundred sixty-eight) is an even 7-digit number. It is a composite number with 18 divisors, and factors as 2² × 41² × 157. Written other ways, in hexadecimal, 0x101BB4.

Cube-Free Deficient Number Odious Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
31
Digit product
0
Digital root
4
Palindrome
No
Bit width
21 bits
Reversed
8,665,501
Square (n²)
1,114,434,926,224
Cube (n³)
1,176,473,289,697,037,632
Divisor count
18
σ(n) — sum of divisors
1,905,638
φ(n) — Euler's totient
511,680
Sum of prime factors
243

Primality

Prime factorization: 2 2 × 41 2 × 157

Nearest primes: 1,055,611 (−57) · 1,055,671 (+3)

Divisors & multiples

All divisors (18)
1 · 2 · 4 · 41 · 82 · 157 · 164 · 314 · 628 · 1681 · 3362 · 6437 · 6724 · 12874 · 25748 · 263917 · 527834 (half) · 1055668
Aliquot sum (sum of proper divisors): 849,970
Factor pairs (a × b = 1,055,668)
1 × 1055668
2 × 527834
4 × 263917
41 × 25748
82 × 12874
157 × 6724
164 × 6437
314 × 3362
628 × 1681
First multiples
1,055,668 · 2,111,336 (double) · 3,167,004 · 4,222,672 · 5,278,340 · 6,334,008 · 7,389,676 · 8,445,344 · 9,501,012 · 10,556,680

Sums & aliquot sequence

As a sum of two squares: 282² + 988² = 492² + 902² = 678² + 772²
As consecutive integers: 131,955 + 131,956 + … + 131,962 25,728 + 25,729 + … + 25,768 6,646 + 6,647 + … + 6,802 3,055 + 3,056 + … + 3,382
Aliquot sequence: 1,055,668 → 849,970 → 819,278 → 409,642 → 204,824 → 179,236 → 134,434 → 67,220 → 73,984 → 82,893 → 27,635 → 5,533 → 515 → 109 → 1 → 0 — terminates at zero

Continued fraction of √n

√1,055,668 = [1027; (2, 5, 3, 8, 1, 61, 2, 1, 1, 1, 5, 1, 1, 1, 13, 1, 1, 1, 1, 1, 3, 1, 1, 12, …)]

Representations

In words
one million fifty-five thousand six hundred sixty-eight
Ordinal
1055668th
Binary
100000001101110110100
Octal
4015664
Hexadecimal
0x101BB4
Base64
EBu0
One's complement
4,293,911,627 (32-bit)
Scientific notation
1.055668 × 10⁶
As a duration
1,055,668 s = 12 days, 5 hours, 14 minutes, 28 seconds
In other bases
ternary (3) 1222122002211
quaternary (4) 10001232310
quinary (5) 232240133
senary (6) 34343204
septenary (7) 11654515
nonary (9) 1878084
undecimal (11) 661159
duodecimal (12) 42ab04
tridecimal (13) 2ac673
tetradecimal (14) 1d6a0c
pentadecimal (15) 15cbcd

As an angle

1,055,668° = 2,932 × 360° + 148°
148° ≈ 2.583 rad
Compass bearing: SSE (south-southeast)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Chinese
一百零五萬五千六百六十八
Chinese (financial)
壹佰零伍萬伍仟陸佰陸拾捌
In other modern scripts
Eastern Arabic ١٠٥٥٦٦٨ Devanagari १०५५६६८ Bengali ১০৫৫৬৬৮ Tamil ௧௦௫௫௬௬௮ Thai ๑๐๕๕๖๖๘ Tibetan ༡༠༥༥༦༦༨ Khmer ១០៥៥៦៦៨ Lao ໑໐໕໕໖໖໘ Burmese ၁၀၅၅၆၆၈

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1055668, here are decompositions:

  • 59 + 1055609 = 1055668
  • 71 + 1055597 = 1055668
  • 101 + 1055567 = 1055668
  • 137 + 1055531 = 1055668
  • 167 + 1055501 = 1055668
  • 179 + 1055489 = 1055668
  • 197 + 1055471 = 1055668
  • 239 + 1055429 = 1055668

Showing the first eight; more decompositions exist.

Hex color
#101BB4
RGB(16, 27, 180)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.16.27.180.

Address
0.16.27.180
Class
reserved
IPv4-mapped IPv6
::ffff:0.16.27.180

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

Possible date

Could be parsed as a date. Most likely interpretation: Thursday, January 5, 5668 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 5668-05-01 (DMMYYYY (Euro, single-digit day))
  • 5668-10-05 (MMDYYYY (US, single-digit day))
  • 5668-05-10 (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 1,055,668 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°.