990637513093365455999

Names of 990637513093365455999

• Cardinal: 990637513093365455999 can be written as Nine hundred ninety quintillion, six hundred thirty-seven quadrillion, five hundred thirteen trillion, ninety-three billion, three hundred sixty-five million, four hundred fifty-five thousand, nine hundred ninety-nine.

Scientific notation

• Scientific notation: 9.90637513093365455999 × 10²⁰

Factors of 990637513093365455999

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 12731241095

Divisors of 990637513093365455999

• Number of divisors d(n): 32
• Complete list of divisors:
  1 59 149 1303 6793 8791 76877 194147 400787 1012157 8851279 11454673 59717263 522225461 1318840571 12731232791 77811593689 751142734669 1896953685859 16588796326673 86483264349263 111920267465681 978738983273707 2471730652674277 5102512596606517 12886006388040187 112687693447089689 145832108507782343 760274376894371033 6648573913378291651 16790466323616363661 990637513093365455999
• Sum of all divisors σ(n): 1015117004230720128000
• Sum of proper divisors (its aliquot sum) s(n): 24479491137354672001
• 990637513093365455999 is a deficient number, because the sum of its proper divisors (24479491137354672001) is less than itself. Its deficiency is 966158021956010783998

Bases of 990637513093365455999

• Binary: 1101011011001111011011011100011000100100110010011011010101110001111111₂
• Hexadecimal: 0x35B3DB7189326D5C7F
• Base-36: 5T2EDMI1SDHTHB

Squares and roots of 990637513093365455999

• 990637513093365455999 squared (990637513093365455999²) is 981362682347807815270637689347901205088001
• 990637513093365455999 cubed (990637513093365455999³) is 972174687083666709459472807090430485039562757748155832288367999
• The square root of 990637513093365455999 is 31474394562.7769853055
• The cube root of 990637513093365455999 is 9968693.8048004603

Scales and comparisons

• 990,637,513,093,365,455,999 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 990,637,513,093,365,455,999 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 990637513093365455999 cubic inches would be around 830724.5 feet tall.

Recreational maths with 990637513093365455999

• 990637513093365455999 backwards is 999554563390315736099
• The number of decimal digits it has is: 21
• The sum of 990637513093365455999's digits is 110
• More coming soon!