18321540319188028069

Names of 18321540319188028069

• Cardinal: 18321540319188028069 can be written as Eighteen quintillion, three hundred twenty-one quadrillion, five hundred forty trillion, three hundred nineteen billion, one hundred eighty-eight million, twenty-eight thousand and sixty-nine.

Scientific notation

• Scientific notation: 1.8321540319188028069 × 10¹⁹

Factors of 18321540319188028069

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 381

Divisors of 18321540319188028069

• Number of divisors d(n): 56
• Complete list of divisors:
  1 7 67 307 469 2149 4489 20569 31423 94249 143983 300763 659743 1378123 2105341 6314683 9646861 20151121 28934443 44202781 92334241 141057847 202541101 423083761 646339687 1350125107 1938607681 2961586327 6186394147 9450875749 13570253767 28346611987 43304759029 90458382169 129886714627 198426283909 414488407849 633208675183 909207002389 1899223003129 2901418854943 8702409880009 13294561021903 27770723325883 60916869160063 127247941209643 194395063281181 583061461960603 890735588467501 4081430233724221 8525612061046081 39065117951360401 59679284427322567 273455825659522807 2617362902741146867 18321540319188028069
• Sum of all divisors σ(n): 21325623901926344000
• Sum of proper divisors (its aliquot sum) s(n): 3004083582738315931
• 18321540319188028069 is a deficient number, because the sum of its proper divisors (3004083582738315931) is less than itself. Its deficiency is 15317456736449712138

Bases of 18321540319188028069

• Binary: 1111111001000011001011111101100100111111001100110000101010100101₂
• Hexadecimal: 0xFE432FD93F330AA5
• Base-36: 3V75803DVTJFP

Squares and roots of 18321540319188028069

• 18321540319188028069 squared (18321540319188028069²) is 335678839667632549455609782576731868761
• 18321540319188028069 cubed (18321540319188028069³) is 6150153395268783358154581682286101953392290812372892252509
• The square root of 18321540319188028069 is 4280366843.9969053743
• The cube root of 18321540319188028069 is 2636254.4603958331

Scales and comparisons

• 18,321,540,319,188,028,069 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 18,321,540,319,188,028,069 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 18321540319188028069 cubic inches would be around 219687.9 feet tall.

Recreational maths with 18321540319188028069

• 18321540319188028069 backwards is 96082088191304512381
• The number of decimal digits it has is: 20
• The sum of 18321540319188028069's digits is 79
• More coming soon!