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1,044,990

1,044,990 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.).

1,044,990 (one million forty-four thousand nine hundred ninety) is an even 7-digit number. It is a composite number with 48 divisors, and factors as 2 × 3² × 5 × 17 × 683. Its proper divisors sum to 1,836,018, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0xFF1FE.

Abundant Number Arithmetic Number Cube-Free Evil Number Gapful Number Practical Number Semiperfect Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
27
Digit product
0
Digital root
9
Palindrome
No
Bit width
20 bits
Reversed
994,401
Square (n²)
1,092,004,100,100
Cube (n³)
1,141,133,364,563,499,000
Divisor count
48
σ(n) — sum of divisors
2,881,008
φ(n) — Euler's totient
261,888
Sum of prime factors
713

Primality

Prime factorization: 2 × 3 2 × 5 × 17 × 683

Nearest primes: 1,044,971 (−19) · 1,044,997 (+7)

Divisors & multiples

All divisors (48)
1 · 2 · 3 · 5 · 6 · 9 · 10 · 15 · 17 · 18 · 30 · 34 · 45 · 51 · 85 · 90 · 102 · 153 · 170 · 255 · 306 · 510 · 683 · 765 · 1366 · 1530 · 2049 · 3415 · 4098 · 6147 · 6830 · 10245 · 11611 · 12294 · 20490 · 23222 · 30735 · 34833 · 58055 · 61470 · 69666 · 104499 · 116110 · 174165 · 208998 · 348330 · 522495 (half) · 1044990
Aliquot sum (sum of proper divisors): 1,836,018
Factor pairs (a × b = 1,044,990)
1 × 1044990
2 × 522495
3 × 348330
5 × 208998
6 × 174165
9 × 116110
10 × 104499
15 × 69666
17 × 61470
18 × 58055
30 × 34833
34 × 30735
45 × 23222
51 × 20490
85 × 12294
90 × 11611
102 × 10245
153 × 6830
170 × 6147
255 × 4098
306 × 3415
510 × 2049
683 × 1530
765 × 1366
First multiples
1,044,990 · 2,089,980 (double) · 3,134,970 · 4,179,960 · 5,224,950 · 6,269,940 · 7,314,930 · 8,359,920 · 9,404,910 · 10,449,900

Sums & aliquot sequence

As consecutive integers: 348,329 + 348,330 + 348,331 261,246 + 261,247 + 261,248 + 261,249 208,996 + 208,997 + 208,998 + 208,999 + 209,000 116,106 + 116,107 + … + 116,114
Aliquot sequence: 1,044,990 1,836,018 2,142,060 4,174,740 8,972,940 19,089,780 35,812,620 72,819,540 153,731,820 319,060,500 714,373,356 1,076,338,644 1,435,118,220 2,918,074,260 5,425,786,860 10,988,388,372 — keeps growing

Continued fraction of √n

√1,044,990 = [1022; (4, 24, 1, 106, 1, 1, 1, 4, 2, 1, 2, 2, 1, 3, 1, 4, 1, 7, 15, 60, 15, 7, 1, 4, …)]

Period length 40 — the block in parentheses repeats forever.

Representations

In words
one million forty-four thousand nine hundred ninety
Ordinal
1044990th
Binary
11111111000111111110
Octal
3770776
Hexadecimal
0xFF1FE
Base64
D/H+
One's complement
4,293,922,305 (32-bit)
Scientific notation
1.04499 × 10⁶
As a duration
1,044,990 s = 12 days, 2 hours, 16 minutes, 30 seconds
In other bases
ternary (3) 1222002110100
quaternary (4) 3333013332
quinary (5) 231414430
senary (6) 34221530
septenary (7) 11611422
nonary (9) 1862410
undecimal (11) 654131
duodecimal (12) 4248a6
tridecimal (13) 2a784b
tetradecimal (14) 1d2b82
pentadecimal (15) 159960

As an angle

1,044,990° = 2,902 × 360° + 270°
270° ≈ 4.712 rad
Compass bearing: W (west)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋 𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆
Chinese
一百零四萬四千九百九十
Chinese (financial)
壹佰零肆萬肆仟玖佰玖拾
In other modern scripts
Eastern Arabic ١٠٤٤٩٩٠ Devanagari १०४४९९० Bengali ১০৪৪৯৯০ Tamil ௧௦௪௪௯௯௦ Thai ๑๐๔๔๙๙๐ Tibetan ༡༠༤༤༩༩༠ Khmer ១០៤៤៩៩០ Lao ໑໐໔໔໙໙໐ Burmese ၁၀၄၄၉၉၀

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1044990, here are decompositions:

  • 19 + 1044971 = 1044990
  • 59 + 1044931 = 1044990
  • 97 + 1044893 = 1044990
  • 101 + 1044889 = 1044990
  • 113 + 1044877 = 1044990
  • 131 + 1044859 = 1044990
  • 139 + 1044851 = 1044990
  • 151 + 1044839 = 1044990

Showing the first eight; more decompositions exist.

Hex color
#0FF1FE
RGB(15, 241, 254)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.241.254.

Address
0.15.241.254
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.241.254

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

Possible date

Could be parsed as a date. Most likely interpretation: Monday, January 4, 4990 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 4990-04-01 (DMMYYYY (Euro, single-digit day))
  • 4990-10-04 (MMDYYYY (US, single-digit day))
  • 4990-04-10 (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 1,044,990 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°.