20824515585

Names of 20824515585

• Cardinal: 20824515585 can be written as Twenty billion, eight hundred twenty-four million, five hundred fifteen thousand, five hundred eighty-five.

Scientific notation

• Scientific notation: 2.0824515585 × 10¹⁰

Factors of 20824515585

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 486

Divisors of 20824515585

• Number of divisors d(n): 104
• Complete list of divisors:
  1 3 5 9 15 17 27 45 51 81 85 135 153 243 255 405 459 461 729 765 1215 1377 1383 2187 2295 2305 3645 4131 4149 6561 6885 6915 7837 10935 12393 12447 19683 20655 20745 23511 32805 37179 37341 39185 59049 61965 62235 70533 98415 111537 112023 117555 177147 185895 186705 211599 295245 334611 336069 352665 531441 557685 560115 634797 885735 1003833 1008207 1057995 1673055 1680345 1904391 2657205 3011499 3024621 3173985 5019165 5041035 5713173 9034497 9073863 9521955 15057495 15123105 17139519 27221589 28565865 45172485 45369315 51418557 81664767 85697595 136107945 154255671 244994301 257092785 408323835 462767013 771278355 1224971505 1388301039 2313835065 4164903117 6941505195 20824515585
• Sum of all divisors σ(n): 39775145256
• Sum of proper divisors (its aliquot sum) s(n): 18950629671
• 20824515585 is a deficient number, because the sum of its proper divisors (18950629671) is less than itself. Its deficiency is 1873885914

Bases of 20824515585

• Binary: 10011011001001111001110010000000001₂
• Hexadecimal: 0x4D93CE401
• Base-36: 9KEDN29

Squares and roots of 20824515585

• 20824515585 squared (20824515585²) is 433660449349907892225
• 20824515585 cubed (20824515585³) is 9030768786085260019954012826625
• The square root of 20824515585 is 144307.0184883605
• The cube root of 20824515585 is 2751.2177784495

Scales and comparisons

• 20,824,515,585 seconds is equal to 662 years, 8 weeks, 11 hours, 39 minutes, 45 seconds.
• To count from 1 to 20,824,515,585 would take you about one thousand, three hundred twenty-four 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 20824515585 cubic inches would be around 229.3 feet tall.

Recreational maths with 20824515585

• 20824515585 backwards is 58551542802
• 20824515585 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20824515585's digits is 45
• More coming soon!