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1,061,990

1,061,990 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.).

1,061,990 (one million sixty-one thousand nine hundred ninety) is an even 7-digit number. It is a composite number with 16 divisors, and factors as 2 × 5 × 17 × 6,247. Written other ways, in hexadecimal, 0x103466.

Arithmetic Number Cube-Free Deficient Number Evil Number Flippable Gapful Number Squarefree

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
26
Digit product
0
Digital root
8
Palindrome
No
Bit width
21 bits
Reversed
991,601
Flips to (rotate 180°)
661,901
Square (n²)
1,127,822,760,100
Cube (n³)
1,197,736,492,998,599,000
Divisor count
16
σ(n) — sum of divisors
2,024,352
φ(n) — Euler's totient
399,744
Sum of prime factors
6,271

Primality

Prime factorization: 2 × 5 × 17 × 6247

Nearest primes: 1,061,969 (−21) · 1,061,993 (+3)

Divisors & multiples

All divisors (16)
1 · 2 · 5 · 10 · 17 · 34 · 85 · 170 · 6247 · 12494 · 31235 · 62470 · 106199 · 212398 · 530995 (half) · 1061990
Aliquot sum (sum of proper divisors): 962,362
Factor pairs (a × b = 1,061,990)
1 × 1061990
2 × 530995
5 × 212398
10 × 106199
17 × 62470
34 × 31235
85 × 12494
170 × 6247
First multiples
1,061,990 · 2,123,980 (double) · 3,185,970 · 4,247,960 · 5,309,950 · 6,371,940 · 7,433,930 · 8,495,920 · 9,557,910 · 10,619,900

Sums & aliquot sequence

As consecutive integers: 265,496 + 265,497 + 265,498 + 265,499 212,396 + 212,397 + 212,398 + 212,399 + 212,400 62,462 + 62,463 + … + 62,478 53,090 + 53,091 + … + 53,109
Aliquot sequence: 1,061,990 → 962,362 → 481,184 → 553,024 → 544,510 → 493,586 → 246,796 → 237,044 → 199,756 → 149,824 → 147,610 → 127,790 → 120,178 → 60,092 → 46,924 → 35,200 → 59,660 — unresolved within range

Continued fraction of √n

√1,061,990 = [1030; (1, 1, 8, 8, 10, 1, 2, 108, 7, 1, 1, 18, 1, 10, 5, 4, 1, 4, 1, 9, 5, 1, 1, 1, …)]

Representations

In words
one million sixty-one thousand nine hundred ninety
Ordinal
1061990th
Binary
100000011010001100110
Octal
4032146
Hexadecimal
0x103466
Base64
EDRm
One's complement
4,293,905,305 (32-bit)
Scientific notation
1.06199 × 10⁶
As a duration
1,061,990 s = 12 days, 6 hours, 59 minutes, 50 seconds
In other bases
ternary (3) 1222221202222
quaternary (4) 10003101212
quinary (5) 232440430
senary (6) 34432342
septenary (7) 12012116
nonary (9) 1887688
undecimal (11) 665986
duodecimal (12) 4326b2
tridecimal (13) 2b24c7
tetradecimal (14) 1d9046
pentadecimal (15) 15e9e5

As an angle

1,061,990° = 2,949 × 360° + 350°
350° ≈ 6.109 rad
Compass bearing: N (north)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆
Chinese
一百零六萬一千九百九十
Chinese (financial)
壹佰零陸萬壹仟玖佰玖拾
In other modern scripts
Eastern Arabic ١٠٦١٩٩٠ Devanagari १०६१९९० Bengali ১০৬১৯৯০ Tamil ௧௦௬௧௯௯௦ Thai ๑๐๖๑๙๙๐ Tibetan ༡༠༦༡༩༩༠ Khmer ១០៦១៩៩០ Lao ໑໐໖໑໙໙໐ Burmese ၁၀၆၁၉၉၀

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1061990, here are decompositions:

  • 31 + 1061959 = 1061990
  • 73 + 1061917 = 1061990
  • 79 + 1061911 = 1061990
  • 109 + 1061881 = 1061990
  • 211 + 1061779 = 1061990
  • 283 + 1061707 = 1061990
  • 313 + 1061677 = 1061990
  • 367 + 1061623 = 1061990

Showing the first eight; more decompositions exist.

Hex color
#103466
RGB(16, 52, 102)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.16.52.102.

Address
0.16.52.102
Class
reserved
IPv4-mapped IPv6
::ffff:0.16.52.102

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

Possible date

Could be parsed as a date. Most likely interpretation: Saturday, January 6, 1990 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 1990-06-01 (DMMYYYY (Euro, single-digit day))
  • 1990-10-06 (MMDYYYY (US, single-digit day))
  • 1990-06-10 (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 1,061,990 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°.