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1,055,240

1,055,240 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.).

1,055,240 (one million fifty-five thousand two hundred forty) is an even 7-digit number. It is a composite number with 64 divisors, and factors as 2³ × 5 × 23 × 31 × 37. Its proper divisors sum to 1,571,320, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x101A08.

Abundant Number Arithmetic Number Gapful Number Odious Number Pernicious Number Practical Number Semiperfect Number Tetrahedral

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
17
Digit product
0
Digital root
8
Palindrome
No
Bit width
21 bits
Reversed
425,501
Square (n²)
1,113,531,457,600
Cube (n³)
1,175,042,935,317,824,000
Divisor count
64
σ(n) — sum of divisors
2,626,560
φ(n) — Euler's totient
380,160
Sum of prime factors
102

Primality

Prime factorization: 2 3 × 5 × 23 × 31 × 37

Nearest primes: 1,055,233 (−7) · 1,055,251 (+11)

Divisors & multiples

All divisors (64)
1 · 2 · 4 · 5 · 8 · 10 · 20 · 23 · 31 · 37 · 40 · 46 · 62 · 74 · 92 · 115 · 124 · 148 · 155 · 184 · 185 · 230 · 248 · 296 · 310 · 370 · 460 · 620 · 713 · 740 · 851 · 920 · 1147 · 1240 · 1426 · 1480 · 1702 · 2294 · 2852 · 3404 · 3565 · 4255 · 4588 · 5704 · 5735 · 6808 · 7130 · 8510 · 9176 · 11470 · 14260 · 17020 · 22940 · 26381 · 28520 · 34040 · 45880 · 52762 · 105524 · 131905 · 211048 · 263810 · 527620 (half) · 1055240
Aliquot sum (sum of proper divisors): 1,571,320
Factor pairs (a × b = 1,055,240)
1 × 1055240
2 × 527620
4 × 263810
5 × 211048
8 × 131905
10 × 105524
20 × 52762
23 × 45880
31 × 34040
37 × 28520
40 × 26381
46 × 22940
62 × 17020
74 × 14260
92 × 11470
115 × 9176
124 × 8510
148 × 7130
155 × 6808
184 × 5735
185 × 5704
230 × 4588
248 × 4255
296 × 3565
310 × 3404
370 × 2852
460 × 2294
620 × 1702
713 × 1480
740 × 1426
851 × 1240
920 × 1147
First multiples
1,055,240 · 2,110,480 (double) · 3,165,720 · 4,220,960 · 5,276,200 · 6,331,440 · 7,386,680 · 8,441,920 · 9,497,160 · 10,552,400

Sums & aliquot sequence

As consecutive integers: 211,046 + 211,047 + 211,048 + 211,049 + 211,050 65,945 + 65,946 + … + 65,960 45,869 + 45,870 + … + 45,891 34,025 + 34,026 + … + 34,055
Aliquot sequence: 1,055,240 → 1,571,320 → 2,000,600 → 3,319,000 → 4,449,800 → 6,449,800 → 11,763,320 → 16,262,680 → 25,729,880 → 37,426,360 → 47,805,080 → 59,756,440 → 79,511,720 → 109,914,880 → 159,623,312 → 163,094,128 → 152,900,776 — unresolved within range

Continued fraction of √n

√1,055,240 = [1027; (4, 49, 1, 6, 7, 1, 3, 6, 1, 41, 15, 12, 11, 12, 15, 41, 1, 6, 3, 1, 7, 6, 1, 49, …)]

Period length 26 — the block in parentheses repeats forever.

Representations

In words
one million fifty-five thousand two hundred forty
Ordinal
1055240th
Binary
100000001101000001000
Octal
4015010
Hexadecimal
0x101A08
Base64
EBoI
One's complement
4,293,912,055 (32-bit)
Scientific notation
1.05524 × 10⁶
As a duration
1,055,240 s = 12 days, 5 hours, 7 minutes, 20 seconds
In other bases
ternary (3) 1222121111222
quaternary (4) 10001220020
quinary (5) 232231430
senary (6) 34341212
septenary (7) 11653334
nonary (9) 1877458
undecimal (11) 6608aa
duodecimal (12) 42a808
tridecimal (13) 2ac404
tetradecimal (14) 1d67c4
pentadecimal (15) 15c9e5

As an angle

1,055,240° = 2,931 × 360° + 80°
80° ≈ 1.396 rad
Compass bearing: E (east)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓎆𓎆𓎆𓎆
Chinese
一百零五萬五千二百四十
Chinese (financial)
壹佰零伍萬伍仟貳佰肆拾
In other modern scripts
Eastern Arabic ١٠٥٥٢٤٠ Devanagari १०५५२४० Bengali ১০৫৫২৪০ Tamil ௧௦௫௫௨௪௦ Thai ๑๐๕๕๒๔๐ Tibetan ༡༠༥༥༢༤༠ Khmer ១០៥៥២៤០ Lao ໑໐໕໕໒໔໐ Burmese ၁၀၅၅၂၄၀

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1055240, here are decompositions:

  • 7 + 1055233 = 1055240
  • 73 + 1055167 = 1055240
  • 97 + 1055143 = 1055240
  • 103 + 1055137 = 1055240
  • 127 + 1055113 = 1055240
  • 157 + 1055083 = 1055240
  • 163 + 1055077 = 1055240
  • 223 + 1055017 = 1055240

Showing the first eight; more decompositions exist.

Hex color
#101A08
RGB(16, 26, 8)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.16.26.8.

Address
0.16.26.8
Class
reserved
IPv4-mapped IPv6
::ffff:0.16.26.8

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

Possible date

Could be parsed as a date. Most likely interpretation: Thursday, January 5, 5240 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 5240-05-01 (DMMYYYY (Euro, single-digit day))
  • 5240-10-05 (MMDYYYY (US, single-digit day))
  • 5240-05-10 (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 1,055,240 and was likely granted around 1912.

Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.

Position in π

The digit sequence 1055240 first appears in π at position 954,953 of the decimal expansion (the 954,953ordinal-suffix:rd digit after the integer 3).

Search range: the first 1,000,000 fractional digits of π. Any 6-digit-or-shorter string is virtually guaranteed to appear in there — the more interesting signal is the position.

Related reading

  • Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.