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1,045,422

1,045,422 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.).

1,045,422 (one million forty-five thousand four hundred twenty-two) is an even 7-digit number. It is a composite number with 24 divisors, and factors as 2 × 3² × 7 × 8,297. Its proper divisors sum to 1,543,554, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0xFF3AE.

Abundant Number Arithmetic Number Cube-Free Harshad / Niven Odious Number Semiperfect Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
18
Digit product
0
Digital root
9
Palindrome
No
Bit width
20 bits
Reversed
2,245,401
Square (n²)
1,092,907,158,084
Cube (n³)
1,142,549,187,018,491,448
Divisor count
24
σ(n) — sum of divisors
2,588,976
φ(n) — Euler's totient
298,656
Sum of prime factors
8,312

Primality

Prime factorization: 2 × 3 2 × 7 × 8297

Nearest primes: 1,045,411 (−11) · 1,045,423 (+1)

Divisors & multiples

All divisors (24)
1 · 2 · 3 · 6 · 7 · 9 · 14 · 18 · 21 · 42 · 63 · 126 · 8297 · 16594 · 24891 · 49782 · 58079 · 74673 · 116158 · 149346 · 174237 · 348474 · 522711 (half) · 1045422
Aliquot sum (sum of proper divisors): 1,543,554
Factor pairs (a × b = 1,045,422)
1 × 1045422
2 × 522711
3 × 348474
6 × 174237
7 × 149346
9 × 116158
14 × 74673
18 × 58079
21 × 49782
42 × 24891
63 × 16594
126 × 8297
First multiples
1,045,422 · 2,090,844 (double) · 3,136,266 · 4,181,688 · 5,227,110 · 6,272,532 · 7,317,954 · 8,363,376 · 9,408,798 · 10,454,220

Sums & aliquot sequence

As consecutive integers: 348,473 + 348,474 + 348,475 261,354 + 261,355 + 261,356 + 261,357 149,343 + 149,344 + … + 149,349 116,154 + 116,155 + … + 116,162
Aliquot sequence: 1,045,422 1,543,554 1,917,306 2,381,274 3,515,526 5,189,898 7,084,662 8,435,178 10,466,232 19,437,768 40,728,312 73,221,288 160,706,712 287,104,488 495,908,472 744,784,728 1,181,384,472 — unresolved within range

Continued fraction of √n

√1,045,422 = [1022; (2, 5, 1, 1, 3, 5, 1, 8, 1, 1, 2, 1, 1, 11, 1, 1, 13, 1, 3, 1, 1, 6, 1, 9, …)]

Representations

In words
one million forty-five thousand four hundred twenty-two
Ordinal
1045422nd
Binary
11111111001110101110
Octal
3771656
Hexadecimal
0xFF3AE
Base64
D/Ou
One's complement
4,293,921,873 (32-bit)
Scientific notation
1.045422 × 10⁶
As a duration
1,045,422 s = 12 days, 2 hours, 23 minutes, 42 seconds
In other bases
ternary (3) 1222010001100
quaternary (4) 3333032232
quinary (5) 231423142
senary (6) 34223530
septenary (7) 11612610
nonary (9) 1863040
undecimal (11) 654494
duodecimal (12) 424ba6
tridecimal (13) 2a7ac1
tetradecimal (14) 1d2db0
pentadecimal (15) 159b4c

As an angle

1,045,422° = 2,903 × 360° + 342°
342° ≈ 5.969 rad
Compass bearing: NNW (north-northwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋 𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓏺𓏺
Chinese
一百零四萬五千四百二十二
Chinese (financial)
壹佰零肆萬伍仟肆佰貳拾貳
In other modern scripts
Eastern Arabic ١٠٤٥٤٢٢ Devanagari १०४५४२२ Bengali ১০৪৫৪২২ Tamil ௧௦௪௫௪௨௨ Thai ๑๐๔๕๔๒๒ Tibetan ༡༠༤༥༤༢༢ Khmer ១០៤៥៤២២ Lao ໑໐໔໕໔໒໒ Burmese ၁၀၄၅၄၂၂

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1045422, here are decompositions:

  • 11 + 1045411 = 1045422
  • 13 + 1045409 = 1045422
  • 29 + 1045393 = 1045422
  • 31 + 1045391 = 1045422
  • 73 + 1045349 = 1045422
  • 101 + 1045321 = 1045422
  • 113 + 1045309 = 1045422
  • 149 + 1045273 = 1045422

Showing the first eight; more decompositions exist.

Hex color
#0FF3AE
RGB(15, 243, 174)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.243.174.

Address
0.15.243.174
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.243.174

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

Possible date

Could be parsed as a date. Most likely interpretation: Friday, January 4, 5422 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 5422-04-01 (DMMYYYY (Euro, single-digit day))
  • 5422-10-04 (MMDYYYY (US, single-digit day))
  • 5422-04-10 (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 1,045,422 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°.