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1,054,990

1,054,990 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.).

1,054,990 (one million fifty-four thousand nine hundred ninety) is an even 7-digit number. It is a composite number with 8 divisors, and factors as 2 × 5 × 105,499. Written other ways, in hexadecimal, 0x10190E.

Arithmetic Number Cube-Free Deficient Number Gapful Number Odious Number Pernicious Number Sphenic Number Squarefree

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
28
Digit product
0
Digital root
1
Palindrome
No
Bit width
21 bits
Reversed
994,501
Square (n²)
1,113,003,900,100
Cube (n³)
1,174,207,984,566,499,000
Divisor count
8
σ(n) — sum of divisors
1,899,000
φ(n) — Euler's totient
421,992
Sum of prime factors
105,506

Primality

Prime factorization: 2 × 5 × 105499

Nearest primes: 1,054,957 (−33) · 1,054,993 (+3)

Divisors & multiples

All divisors (8)
1 · 2 · 5 · 10 · 105499 · 210998 · 527495 (half) · 1054990
Aliquot sum (sum of proper divisors): 844,010
Factor pairs (a × b = 1,054,990)
1 × 1054990
2 × 527495
5 × 210998
10 × 105499
First multiples
1,054,990 · 2,109,980 (double) · 3,164,970 · 4,219,960 · 5,274,950 · 6,329,940 · 7,384,930 · 8,439,920 · 9,494,910 · 10,549,900

Sums & aliquot sequence

As consecutive integers: 263,746 + 263,747 + 263,748 + 263,749 210,996 + 210,997 + 210,998 + 210,999 + 211,000 52,740 + 52,741 + … + 52,759
Aliquot sequence: 1,054,990 → 844,010 → 675,226 → 352,934 → 176,470 → 186,698 → 95,194 → 60,614 → 30,310 → 32,186 → 31,654 → 29,906 → 17,374 → 14,594 → 7,300 → 8,758 → 4,922 — unresolved within range

Continued fraction of √n

√1,054,990 = [1027; (7, 1, 6, 1, 2, 2, 1, 1, 5, 40, 9, 1, 17, 1, 17, 1, 1, 3, 1, 2, 5, 31, 2, 2, …)]

Representations

In words
one million fifty-four thousand nine hundred ninety
Ordinal
1054990th
Binary
100000001100100001110
Octal
4014416
Hexadecimal
0x10190E
Base64
EBkO
One's complement
4,293,912,305 (32-bit)
Scientific notation
1.05499 × 10⁶
As a duration
1,054,990 s = 12 days, 5 hours, 3 minutes, 10 seconds
In other bases
ternary (3) 1222121011201
quaternary (4) 10001210032
quinary (5) 232224430
senary (6) 34340114
septenary (7) 11652526
nonary (9) 1877151
undecimal (11) 6606a2
duodecimal (12) 42a63a
tridecimal (13) 2ac271
tetradecimal (14) 1d6686
pentadecimal (15) 15c8ca

As an angle

1,054,990° = 2,930 × 360° + 190°
190° ≈ 3.316 rad
Compass bearing: S (south)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒁹𒁹𒁹 𒌋
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆
Chinese
一百零五萬四千九百九十
Chinese (financial)
壹佰零伍萬肆仟玖佰玖拾
In other modern scripts
Eastern Arabic ١٠٥٤٩٩٠ Devanagari १०५४९९० Bengali ১০৫৪৯৯০ Tamil ௧௦௫௪௯௯௦ Thai ๑๐๕๔๙๙๐ Tibetan ༡༠༥༤༩༩༠ Khmer ១០៥៤៩៩០ Lao ໑໐໕໔໙໙໐ Burmese ၁၀၅၄၉၉၀

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1054990, here are decompositions:

  • 59 + 1054931 = 1054990
  • 137 + 1054853 = 1054990
  • 257 + 1054733 = 1054990
  • 269 + 1054721 = 1054990
  • 311 + 1054679 = 1054990
  • 317 + 1054673 = 1054990
  • 383 + 1054607 = 1054990
  • 467 + 1054523 = 1054990

Showing the first eight; more decompositions exist.

Hex color
#10190E
RGB(16, 25, 14)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.16.25.14.

Address
0.16.25.14
Class
reserved
IPv4-mapped IPv6
::ffff:0.16.25.14

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

Possible date

Could be parsed as a date. Most likely interpretation: Tuesday, January 5, 4990 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 4990-05-01 (DMMYYYY (Euro, single-digit day))
  • 4990-10-05 (MMDYYYY (US, single-digit day))
  • 4990-05-10 (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 1,054,990 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°.