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1,055,040

1,055,040 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.).

1,055,040 (one million fifty-five thousand forty) is an even 7-digit number. It is a composite number with 112 divisors, and factors as 2⁶ × 3 × 5 × 7 × 157. Its proper divisors sum to 2,797,632, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x101940.

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

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
15
Digit product
0
Digital root
6
Palindrome
No
Bit width
21 bits
Reversed
405,501
Square (n²)
1,113,109,401,600
Cube (n³)
1,174,374,943,064,064,000
Divisor count
112
σ(n) — sum of divisors
3,852,672
φ(n) — Euler's totient
239,616
Sum of prime factors
184

Primality

Prime factorization: 2 6 × 3 × 5 × 7 × 157

Nearest primes: 1,055,039 (−1) · 1,055,057 (+17)

Divisors & multiples

All divisors (112)
1 · 2 · 3 · 4 · 5 · 6 · 7 · 8 · 10 · 12 · 14 · 15 · 16 · 20 · 21 · 24 · 28 · 30 · 32 · 35 · 40 · 42 · 48 · 56 · 60 · 64 · 70 · 80 · 84 · 96 · 105 · 112 · 120 · 140 · 157 · 160 · 168 · 192 · 210 · 224 · 240 · 280 · 314 · 320 · 336 · 420 · 448 · 471 · 480 · 560 · 628 · 672 · 785 · 840 · 942 · 960 · 1099 · 1120 · 1256 · 1344 · 1570 · 1680 · 1884 · 2198 · 2240 · 2355 · 2512 · 3140 · 3297 · 3360 · 3768 · 4396 · 4710 · 5024 · 5495 · 6280 · 6594 · 6720 · 7536 · 8792 · 9420 · 10048 · 10990 · 12560 · 13188 · 15072 · 16485 · 17584 · 18840 · 21980 · 25120 · 26376 · 30144 · 32970 · 35168 · 37680 · 43960 · 50240 · 52752 · 65940 · 70336 · 75360 · 87920 · 105504 · 131880 · 150720 · 175840 · 211008 · 263760 · 351680 · 527520 (half) · 1055040
Aliquot sum (sum of proper divisors): 2,797,632
Factor pairs (a × b = 1,055,040)
1 × 1055040
2 × 527520
3 × 351680
4 × 263760
5 × 211008
6 × 175840
7 × 150720
8 × 131880
10 × 105504
12 × 87920
14 × 75360
15 × 70336
16 × 65940
20 × 52752
21 × 50240
24 × 43960
28 × 37680
30 × 35168
32 × 32970
35 × 30144
40 × 26376
42 × 25120
48 × 21980
56 × 18840
60 × 17584
64 × 16485
70 × 15072
80 × 13188
84 × 12560
96 × 10990
105 × 10048
112 × 9420
120 × 8792
140 × 7536
157 × 6720
160 × 6594
168 × 6280
192 × 5495
210 × 5024
224 × 4710
240 × 4396
280 × 3768
314 × 3360
320 × 3297
336 × 3140
420 × 2512
448 × 2355
471 × 2240
480 × 2198
560 × 1884
628 × 1680
672 × 1570
785 × 1344
840 × 1256
942 × 1120
960 × 1099
First multiples
1,055,040 · 2,110,080 (double) · 3,165,120 · 4,220,160 · 5,275,200 · 6,330,240 · 7,385,280 · 8,440,320 · 9,495,360 · 10,550,400

Sums & aliquot sequence

As consecutive integers: 351,679 + 351,680 + 351,681 211,006 + 211,007 + 211,008 + 211,009 + 211,010 150,717 + 150,718 + … + 150,723 70,329 + 70,330 + … + 70,343
Aliquot sequence: 1,055,040 → 2,797,632 → 5,431,968 → 10,413,792 → 21,791,808 → 42,277,152 → 69,308,448 → 129,168,768 → 215,509,632 → 428,118,528 → 719,932,992 → 1,196,381,184 → 1,992,419,040 → 5,140,350,240 → 11,094,610,656 — keeps growing

Continued fraction of √n

√1,055,040 = [1027; (6, 1, 1, 1, 1, 7, 2, 2, 1, 1, 3, 11, 1, 7, 9, 2, 3, 513, 3, 2, 9, 7, 1, 11, …)]

Period length 36 — the block in parentheses repeats forever.

Representations

In words
one million fifty-five thousand forty
Ordinal
1055040th
Binary
100000001100101000000
Octal
4014500
Hexadecimal
0x101940
Base64
EBlA
One's complement
4,293,912,255 (32-bit)
Scientific notation
1.05504 × 10⁶
As a duration
1,055,040 s = 12 days, 5 hours, 4 minutes
In other bases
ternary (3) 1222121020120
quaternary (4) 10001211000
quinary (5) 232230130
senary (6) 34340240
septenary (7) 11652630
nonary (9) 1877216
undecimal (11) 660738
duodecimal (12) 42a680
tridecimal (13) 2ac2ac
tetradecimal (14) 1d66c0
pentadecimal (15) 15c910

As an angle

1,055,040° = 2,930 × 360° + 240°
240° ≈ 4.189 rad
Compass bearing: WSW (west-southwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒁹𒁹𒁹𒁹 ·
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓎆𓎆𓎆𓎆
Chinese
一百零五萬五千零四十
Chinese (financial)
壹佰零伍萬伍仟零肆拾
In other modern scripts
Eastern Arabic ١٠٥٥٠٤٠ Devanagari १०५५०४० Bengali ১০৫৫০৪০ Tamil ௧௦௫௫௦௪௦ Thai ๑๐๕๕๐๔๐ Tibetan ༡༠༥༥༠༤༠ Khmer ១០៥៥០៤០ Lao ໑໐໕໕໐໔໐ Burmese ၁၀၅၅၀၄၀

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1055040, here are decompositions:

  • 23 + 1055017 = 1055040
  • 47 + 1054993 = 1055040
  • 83 + 1054957 = 1055040
  • 89 + 1054951 = 1055040
  • 109 + 1054931 = 1055040
  • 113 + 1054927 = 1055040
  • 131 + 1054909 = 1055040
  • 137 + 1054903 = 1055040

Showing the first eight; more decompositions exist.

Hex color
#101940
RGB(16, 25, 64)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.16.25.64.

Address
0.16.25.64
Class
reserved
IPv4-mapped IPv6
::ffff:0.16.25.64

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

Possible date

Could be parsed as a date. Most likely interpretation: Sunday, January 5, 5040 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 5040-05-01 (DMMYYYY (Euro, single-digit day))
  • 5040-10-05 (MMDYYYY (US, single-digit day))
  • 5040-05-10 (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 1,055,040 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°.