820188983138406

Names of 820188983138406

• Cardinal: 820188983138406 can be written as Eight hundred twenty trillion, one hundred eighty-eight billion, nine hundred eighty-three million, one hundred thirty-eight thousand, four hundred six.

Scientific notation

• Scientific notation: 8.20188983138406 × 10¹⁴

Factors of 820188983138406

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 3290

Divisors of 820188983138406

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 3 6 7 14 21 42 49 98 147 294 631 1262 1893 2647 3786 4417 5294 7941 8834 13251 15882 18529 26502 30919 37058 55587 61838 92757 111174 129703 185514 259406 389109 398161 778218 796322 1194483 1670257 2388966 2787127 3340514 5010771 5574254 7006609 8361381 10021542 11691799 14013218 16722762 19509889 21019827 23383598 35075397 39019778 42039654 49046263 58529667 70150794 81842593 98092526 117059334 147138789 163685186 245527779 294277578 343323841 491055558 686647682 1029971523 1053932167 2059943046 2107864334 3161796501 4421170279 6323593002 7377525169 8842340558 13263510837 14755050338 22132575507 26527021674 30948191953 44265151014 51642676183 61896383906 92844575859 103285352366 154928028549 185689151718 216637343671 309856057098 433274687342 649912031013 1299824062026 2789758446049 5579516892098 8369275338147 16738550676294 19528309122343 39056618244686 58584927367029 117169854734058 136698163856401 273396327712802 410094491569203 820188983138406
• Sum of all divisors σ(n): 1911945956731884
• Sum of proper divisors (its aliquot sum) s(n): 1091756973593478
• 820188983138406 is an abundant number, because the sum of its proper divisors (1091756973593478) is greater than itself. Its abundance is 271567990455072

Bases of 820188983138406

• Binary: 10111010011111010100100000111111010001100001100110₂
• Hexadecimal: 0x2E9F520FD1866
• Base-36: 82QDM7WPK6

Squares and roots of 820188983138406

• 820188983138406 squared (820188983138406²) is 672709968061612441781352220836
• 820188983138406 cubed (820188983138406³) is 551749304651523485804329517989460085265027416
• The square root of 820188983138406 is 28638941.7251826191
• The cube root of 820188983138406 is 93606.2061814641

Scales and comparisons

• 820,188,983,138,406 seconds is equal to 26,079,472 years, 33 weeks, 6 days, 14 hours, 6 seconds.
• To count from 1 to 820,188,983,138,406 would take you about sixty-five million, one hundred ninety-eight thousand, six hundred eighty-one 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 820188983138406 cubic inches would be around 7800.5 feet tall.

Recreational maths with 820188983138406

• 820188983138406 backwards is 604831389881028
• The number of decimal digits it has is: 15
• The sum of 820188983138406's digits is 69
• More coming soon!