13181655729025

Names of 13181655729025

• Cardinal: 13181655729025 can be written as Thirteen trillion, one hundred eighty-one billion, six hundred fifty-five million, seven hundred twenty-nine thousand and twenty-five.

Scientific notation

• Scientific notation: 1.3181655729025 × 10¹³

Factors of 13181655729025

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 114

Divisors of 13181655729025

• Number of divisors d(n): 189
• Complete list of divisors:
  1 5 7 25 29 35 49 73 145 175 203 245 343 365 511 725 841 1015 1225 1421 1715 1825 2117 2401 2555 3577 4205 5075 5329 5887 7105 8575 9947 10585 12005 12775 14819 16807 17885 21025 25039 26645 29435 35525 37303 41209 49735 52925 60025 61393 69629 74095 84035 89425 103733 117649 125195 133225 147175 154541 175273 186515 206045 248675 261121 288463 306965 348145 370475 420175 429751 487403 518665 588245 625975 726131 772705 876365 932575 1030225 1081787 1226911 1305605 1442315 1534825 1740725 1827847 2019241 2148755 2437015 2593325 2941225 3008257 3411821 3630655 3863525 4381825 4481689 5082917 5408935 6134555 6528025 7211575 7572509 8588377 9139235 10096205 10743775 12185075 12794929 14134687 15041285 17059105 18153275 21057799 22408445 25414585 27044675 30672775 31371823 35580419 37862545 42941885 45696175 50481025 53007563 63974645 70673435 75206425 85295525 89564503 98942809 105288995 112042225 127072925 147404593 156859115 177902095 189312725 214709425 219602761 249062933 265037815 319873225 353367175 371052941 447822515 494714045 526444975 626951521 737022965 784295575 889510475 1031832151 1098013805 1245314665 1325189075 1537219327 1855264705 2239112575 2473570225 2597370587 3134757605 3685114825 5159160755 5490069025 6226573325 7222825057 7686096635 9276323525 10760535289 12986852935 15673788025 18181594109 25795803775 36114125285 38430483175 53802676445 64934264675 75323747023 90907970545 180570626425 269013382225 376618735115 454539852725 527266229161 1883093675575 2636331145805 13181655729025
• Sum of all divisors σ(n): 20023930016571
• Sum of proper divisors (its aliquot sum) s(n): 6842274287546
• 13181655729025 is a deficient number, because the sum of its proper divisors (6842274287546) is less than itself. Its deficiency is 6339381441479

Bases of 13181655729025

• Binary: 10111111110100010111111010000100001110000001₂
• Hexadecimal: 0xBFD17E84381
• Base-36: 4O7KHHB41

Squares and roots of 13181655729025

• 13181655729025 squared (13181655729025²) is 173756047758537604227450625
• 13181655729025 cubed (13181655729025³) is 2290392402389068720620672590201566890625
• 13181655729025 is a perfect square number. Its square root is 3630655
• The cube root of 13181655729025 is 23622.3620568099

Scales and comparisons

• 13,181,655,729,025 seconds is equal to 419,135 years, 45 weeks, 4 days, 19 hours, 50 minutes, 25 seconds.
• To count from 1 to 13,181,655,729,025 would take you about one million, forty-seven thousand, eight hundred thirty-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 13181655729025 cubic inches would be around 1968.5 feet tall.

Recreational maths with 13181655729025

• 13181655729025 backwards is 52092755618131
• The number of decimal digits it has is: 14
• The sum of 13181655729025's digits is 55
• More coming soon!