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1,040,942

1,040,942 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.).

1,040,942 (one million forty thousand nine hundred forty-two) is an even 7-digit number. It is a composite number with 8 divisors, and factors as 2 × 7 × 74,353. Written other ways, in hexadecimal, 0xFE22E.

Arithmetic Number Cube-Free Deficient Number Evil Number Sphenic Number Squarefree

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
20
Digit product
0
Digital root
2
Palindrome
No
Bit width
20 bits
Reversed
2,490,401
Square (n²)
1,083,560,247,364
Cube (n³)
1,127,923,371,011,576,888
Divisor count
8
σ(n) — sum of divisors
1,784,496
φ(n) — Euler's totient
446,112
Sum of prime factors
74,362

Primality

Prime factorization: 2 × 7 × 74353

Nearest primes: 1,040,939 (−3) · 1,040,947 (+5)

Divisors & multiples

All divisors (8)
1 · 2 · 7 · 14 · 74353 · 148706 · 520471 (half) · 1040942
Aliquot sum (sum of proper divisors): 743,554
Factor pairs (a × b = 1,040,942)
1 × 1040942
2 × 520471
7 × 148706
14 × 74353
First multiples
1,040,942 · 2,081,884 (double) · 3,122,826 · 4,163,768 · 5,204,710 · 6,245,652 · 7,286,594 · 8,327,536 · 9,368,478 · 10,409,420

Sums & aliquot sequence

As consecutive integers: 260,234 + 260,235 + 260,236 + 260,237 148,703 + 148,704 + … + 148,709 37,163 + 37,164 + … + 37,190
Aliquot sequence: 1,040,942 743,554 542,654 400,834 286,334 150,394 83,066 44,698 22,352 25,264 23,716 29,351 4,849 387 185 43 1 — unresolved within range

Continued fraction of √n

√1,040,942 = [1020; (3, 1, 3, 4, 8, 1, 10, 1, 9, 2, 1, 23, 20, 6, 4, 1, 3, 2, 4, 1, 7, 1, 3, 8, …)]

Representations

In words
one million forty thousand nine hundred forty-two
Ordinal
1040942nd
Binary
11111110001000101110
Octal
3761056
Hexadecimal
0xFE22E
Base64
D+Iu
One's complement
4,293,926,353 (32-bit)
Scientific notation
1.040942 × 10⁶
As a duration
1,040,942 s = 12 days, 1 hour, 9 minutes, 2 seconds
In other bases
ternary (3) 1221212220102
quaternary (4) 3332020232
quinary (5) 231302232
senary (6) 34151102
septenary (7) 11563550
nonary (9) 1855812
undecimal (11) 651091
duodecimal (12) 422492
tridecimal (13) 2a5a56
tetradecimal (14) 1d14d0
pentadecimal (15) 158662

As an angle

1,040,942° = 2,891 × 360° + 182°
182° ≈ 3.176 rad
Compass bearing: S (south)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓏺𓏺
Chinese
一百零四萬零九百四十二
Chinese (financial)
壹佰零肆萬零玖佰肆拾貳
In other modern scripts
Eastern Arabic ١٠٤٠٩٤٢ Devanagari १०४०९४२ Bengali ১০৪০৯৪২ Tamil ௧௦௪௦௯௪௨ Thai ๑๐๔๐๙๔๒ Tibetan ༡༠༤༠༩༤༢ Khmer ១០៤០៩៤២ Lao ໑໐໔໐໙໔໒ Burmese ၁၀၄၀၉၄၂

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1040942, here are decompositions:

  • 3 + 1040939 = 1040942
  • 13 + 1040929 = 1040942
  • 43 + 1040899 = 1040942
  • 61 + 1040881 = 1040942
  • 109 + 1040833 = 1040942
  • 139 + 1040803 = 1040942
  • 163 + 1040779 = 1040942
  • 193 + 1040749 = 1040942

Showing the first eight; more decompositions exist.

Hex color
#0FE22E
RGB(15, 226, 46)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.226.46.

Address
0.15.226.46
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.226.46

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

Possible date

Could be parsed as a date. Most likely interpretation: Thursday, January 4, 0942 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 0942-04-01 (DMMYYYY (Euro, single-digit day))
  • 0942-10-04 (MMDYYYY (US, single-digit day))
  • 0942-04-10 (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 1,040,942 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°.