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1,041,440

1,041,440 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.).

1,041,440 (one million forty-one thousand four hundred forty) is an even 7-digit number. It is a composite number with 48 divisors, and factors as 2⁵ × 5 × 23 × 283. Its proper divisors sum to 1,535,008, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0xFE420.

Abundant Number Arithmetic Number Gapful Number Odious Number Practical Number Semiperfect Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
14
Digit product
0
Digital root
5
Palindrome
No
Bit width
20 bits
Reversed
441,401
Square (n²)
1,084,597,273,600
Cube (n³)
1,129,542,984,617,984,000
Divisor count
48
σ(n) — sum of divisors
2,576,448
φ(n) — Euler's totient
397,056
Sum of prime factors
321

Primality

Prime factorization: 2 5 × 5 × 23 × 283

Nearest primes: 1,041,427 (−13) · 1,041,449 (+9)

Divisors & multiples

All divisors (48)
1 · 2 · 4 · 5 · 8 · 10 · 16 · 20 · 23 · 32 · 40 · 46 · 80 · 92 · 115 · 160 · 184 · 230 · 283 · 368 · 460 · 566 · 736 · 920 · 1132 · 1415 · 1840 · 2264 · 2830 · 3680 · 4528 · 5660 · 6509 · 9056 · 11320 · 13018 · 22640 · 26036 · 32545 · 45280 · 52072 · 65090 · 104144 · 130180 · 208288 · 260360 · 520720 (half) · 1041440
Aliquot sum (sum of proper divisors): 1,535,008
Factor pairs (a × b = 1,041,440)
1 × 1041440
2 × 520720
4 × 260360
5 × 208288
8 × 130180
10 × 104144
16 × 65090
20 × 52072
23 × 45280
32 × 32545
40 × 26036
46 × 22640
80 × 13018
92 × 11320
115 × 9056
160 × 6509
184 × 5660
230 × 4528
283 × 3680
368 × 2830
460 × 2264
566 × 1840
736 × 1415
920 × 1132
First multiples
1,041,440 · 2,082,880 (double) · 3,124,320 · 4,165,760 · 5,207,200 · 6,248,640 · 7,290,080 · 8,331,520 · 9,372,960 · 10,414,400

Sums & aliquot sequence

As consecutive integers: 208,286 + 208,287 + 208,288 + 208,289 + 208,290 45,269 + 45,270 + … + 45,291 16,241 + 16,242 + … + 16,304 8,999 + 9,000 + … + 9,113
Aliquot sequence: 1,041,440 1,535,008 1,487,102 743,554 542,654 400,834 286,334 150,394 83,066 44,698 22,352 25,264 23,716 29,351 4,849 387 185 — unresolved within range

Continued fraction of √n

√1,041,440 = [1020; (1, 1, 25, 2, 1, 49, 9, 10, 1, 11, 1, 3, 3, 2, 1, 1, 10, 10, 3, 7, 2, 1, 1, 1, …)]

Representations

In words
one million forty-one thousand four hundred forty
Ordinal
1041440th
Binary
11111110010000100000
Octal
3762040
Hexadecimal
0xFE420
Base64
D+Qg
One's complement
4,293,925,855 (32-bit)
Scientific notation
1.04144 × 10⁶
As a duration
1,041,440 s = 12 days, 1 hour, 17 minutes, 20 seconds
In other bases
ternary (3) 1221220120212
quaternary (4) 3332100200
quinary (5) 231311230
senary (6) 34153252
septenary (7) 11565161
nonary (9) 1856525
undecimal (11) 6514a4
duodecimal (12) 422828
tridecimal (13) 2a604a
tetradecimal (14) 1d1768
pentadecimal (15) 158895

As an angle

1,041,440° = 2,892 × 360° + 320°
320° ≈ 5.585 rad
Compass bearing: NW (northwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆
Chinese
一百零四萬一千四百四十
Chinese (financial)
壹佰零肆萬壹仟肆佰肆拾
In other modern scripts
Eastern Arabic ١٠٤١٤٤٠ Devanagari १०४१४४० Bengali ১০৪১৪৪০ Tamil ௧௦௪௧௪௪௦ Thai ๑๐๔๑๔๔๐ Tibetan ༡༠༤༡༤༤༠ Khmer ១០៤១៤៤០ Lao ໑໐໔໑໔໔໐ Burmese ၁၀၄၁၄၄၀

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1041440, here are decompositions:

  • 13 + 1041427 = 1041440
  • 19 + 1041421 = 1041440
  • 67 + 1041373 = 1041440
  • 97 + 1041343 = 1041440
  • 151 + 1041289 = 1041440
  • 157 + 1041283 = 1041440
  • 199 + 1041241 = 1041440
  • 271 + 1041169 = 1041440

Showing the first eight; more decompositions exist.

Hex color
#0FE420
RGB(15, 228, 32)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.228.32.

Address
0.15.228.32
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.228.32

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

Possible date

Could be parsed as a date. Most likely interpretation: Saturday, January 4, 1440 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 1440-04-01 (DMMYYYY (Euro, single-digit day))
  • 1440-10-04 (MMDYYYY (US, single-digit day))
  • 1440-04-10 (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 1,041,440 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°.