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1,055,140

1,055,140 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.).

1,055,140 (one million fifty-five thousand one hundred forty) is an even 7-digit number. It is a composite number with 12 divisors, and factors as 2² × 5 × 52,757. Its proper divisors sum to 1,160,696, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x1019A4.

Abundant Number Arithmetic Number Cube-Free Gapful Number Happy Number Odious Number Pernicious Number Semiperfect Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
16
Digit product
0
Digital root
7
Palindrome
No
Bit width
21 bits
Reversed
415,501
Square (n²)
1,113,320,419,600
Cube (n³)
1,174,708,907,536,744,000
Divisor count
12
σ(n) — sum of divisors
2,215,836
φ(n) — Euler's totient
422,048
Sum of prime factors
52,766

Primality

Prime factorization: 2 2 × 5 × 52757

Nearest primes: 1,055,137 (−3) · 1,055,141 (+1)

Divisors & multiples

All divisors (12)
1 · 2 · 4 · 5 · 10 · 20 · 52757 · 105514 · 211028 · 263785 · 527570 (half) · 1055140
Aliquot sum (sum of proper divisors): 1,160,696
Factor pairs (a × b = 1,055,140)
1 × 1055140
2 × 527570
4 × 263785
5 × 211028
10 × 105514
20 × 52757
First multiples
1,055,140 · 2,110,280 (double) · 3,165,420 · 4,220,560 · 5,275,700 · 6,330,840 · 7,385,980 · 8,441,120 · 9,496,260 · 10,551,400

Sums & aliquot sequence

As a sum of two squares: 288² + 986² = 616² + 822²
As consecutive integers: 211,026 + 211,027 + 211,028 + 211,029 + 211,030 131,889 + 131,890 + … + 131,896 26,359 + 26,360 + … + 26,398
Aliquot sequence: 1,055,140 → 1,160,696 → 1,091,104 → 1,364,384 → 1,705,984 → 2,495,486 → 1,782,514 → 1,028,006 → 754,810 → 841,862 → 601,354 → 383,966 → 265,762 → 201,950 → 228,082 → 114,044 → 114,100 — unresolved within range

Continued fraction of √n

√1,055,140 = [1027; (4, 1, 512, 1, 4, 2054)]

Period length 6 — the block in parentheses repeats forever.

Representations

In words
one million fifty-five thousand one hundred forty
Ordinal
1055140th
Binary
100000001100110100100
Octal
4014644
Hexadecimal
0x1019A4
Base64
EBmk
One's complement
4,293,912,155 (32-bit)
Scientific notation
1.05514 × 10⁶
As a duration
1,055,140 s = 12 days, 5 hours, 5 minutes, 40 seconds
In other bases
ternary (3) 1222121101021
quaternary (4) 10001212210
quinary (5) 232231030
senary (6) 34340524
septenary (7) 11653132
nonary (9) 1877337
undecimal (11) 660819
duodecimal (12) 42a744
tridecimal (13) 2ac358
tetradecimal (14) 1d6752
pentadecimal (15) 15c97a

As an angle

1,055,140° = 2,930 × 360° + 340°
340° ≈ 5.934 rad
Compass bearing: NNW (north-northwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓍢𓎆𓎆𓎆𓎆
Chinese
一百零五萬五千一百四十
Chinese (financial)
壹佰零伍萬伍仟壹佰肆拾
In other modern scripts
Eastern Arabic ١٠٥٥١٤٠ Devanagari १०५५१४० Bengali ১০৫৫১৪০ Tamil ௧௦௫௫௧௪௦ Thai ๑๐๕๕๑๔๐ Tibetan ༡༠༥༥༡༤༠ Khmer ១០៥៥១៤០ Lao ໑໐໕໕໑໔໐ Burmese ၁၀၅၅၁၄၀

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1055140, here are decompositions:

  • 3 + 1055137 = 1055140
  • 83 + 1055057 = 1055140
  • 101 + 1055039 = 1055140
  • 419 + 1054721 = 1055140
  • 461 + 1054679 = 1055140
  • 467 + 1054673 = 1055140
  • 491 + 1054649 = 1055140
  • 557 + 1054583 = 1055140

Showing the first eight; more decompositions exist.

Hex color
#1019A4
RGB(16, 25, 164)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.16.25.164.

Address
0.16.25.164
Class
reserved
IPv4-mapped IPv6
::ffff:0.16.25.164

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

Possible date

Could be parsed as a date. Most likely interpretation: Friday, January 5, 5140 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 5140-05-01 (DMMYYYY (Euro, single-digit day))
  • 5140-10-05 (MMDYYYY (US, single-digit day))
  • 5140-05-10 (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 1,055,140 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°.