68199426520946721

Names of 68199426520946721

• Cardinal: 68199426520946721 can be written as Sixty-eight quadrillion, one hundred ninety-nine trillion, four hundred twenty-six billion, five hundred twenty million, nine hundred forty-six thousand, seven hundred twenty-one.

Scientific notation

• Scientific notation: 6.8199426520946721 × 10¹⁶

Factors of 68199426520946721

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 66222

Divisors of 68199426520946721

• Number of divisors d(n): 324
• Complete list of divisors:
  1 3 7 9 11 13 19 21 33 39 49 57 63 77 91 99 117 133 143 147 169 171 209 231 247 273 399 429 441 507 539 627 637 693 741 819 931 1001 1183 1197 1287 1463 1521 1617 1729 1859 1881 1911 2223 2717 2793 3003 3211 3549 4389 4851 5187 5577 5733 7007 8151 8281 8379 9009 9633 10241 10647 12103 13013 13167 15561 16731 19019 21021 22477 24453 24843 28899 30723 35321 36309 39039 57057 63063 66169 67431 74529 91091 92169 105963 108927 117117 133133 157339 171171 198507 202293 247247 273273 317889 399399 463183 472017 595521 727859 741741 819819 860197 1198197 1257211 1389549 1416051 1730729 2183577 2225223 2580591 3242281 3771633 4168647 5095013 5192187 6021379 6550731 7741773 8800477 9462167 9726843 11182561 11314899 13829321 15285039 15576561 16343743 18064137 26401431 28386501 29180529 33547683 35665091 41487963 42149653 45855117 49031229 54192411 61603339 66235169 78277927 79204293 85159503 96805247 100643049 106995273 114406201 123008171 124463889 126448959 147093687 179781173 184810017 198705507 212468659 234833781 290415741 320985819 343218603 369024513 379346877 463646183 539343519 547945489 554430051 596116521 637405977 677636729 704501343 800843407 861057197 871247223 1029655809 1107073539 1258468211 1390938549 1487280613 1618030557 1643836467 1912217931 2032910187 2337155249 2402530221 2583171591 3775404633 4172815647 4378336561 4461841839 4931509401 6027400379 6098730561 7011465747 7207590663 7749514773 8809277477 10410964291 11326213899 13135009683 13385525517 16360086743 18082201137 21034397241 26427832431 30648355927 31232892873 39405029049 48161702171 49080260229 54246603411 56918375293 79283497293 83188394659 91945067781 93698678619 114520607201 144485106513 147240780687 170755125879 214538491489 249565183977 275835203343 337131915197 343561821603 398428627051 433455319539 512265377637 582318762613 626102128223 643615474467 739938878809 748695551931 915072341249 1011395745591 1030685464809 1081449130567 1195285881153 1746956287839 1878306384669 1930846423401 2219816636427 2359923406379 2745217023747 2789000389357 3034187236773 3244347391701 3585857643459 4076231338291 4382714897561 5179572151663 5240868863517 5634919154007 6405506388743 6659449909281 7079770219137 7570143913969 8139327666899 8235651071241 8367001168071 9733042175103 11895940436237 12228694014873 13148144692683 14058838697371 15538716454989 19216519166229 21239310657411 22710431741907 24417983000697 25101003504213 30679004282927 35687821308711 36257005061641 36686082044619 39444434078049 42176516092113 44838544721201 46616149364967 52991007397783 56975293668293 57649557498687 68131295225721 73253949002091 83271583053659 92037012848781 98411870881597 107063463926133 108771015184923 126529548276339 134515634163603 154647225671081 158973022193349 170925881004879 249814749160977 276111038546343 295235612644791 326313045554769 398827055678051 403546902490809 463941677013243 476919066580047 512777643014637 582901081375613 688883096171179 749444247482931 885706837934373 1082530579697567 1196481167034153 1391825031039729 1748703244126839 2066649288513537 3247591739092701 3589443501102459 5246109732380517 6199947865540611 7577714057882969 9742775217278103 22733142173648907 68199426520946721
• Sum of all divisors σ(n): 142493890927630320
• Sum of proper divisors (its aliquot sum) s(n): 74294464406683599
• 68199426520946721 is an abundant number, because the sum of its proper divisors (74294464406683599) is greater than itself. Its abundance is 6095037885736878

Bases of 68199426520946721

• Binary: 11110010010010110000010001011111101010101001100000100001₂
• Hexadecimal: 0xF24B045FAA9821
• Base-36: INIOG0TK5Y9

Squares and roots of 68199426520946721

• 68199426520946721 squared (68199426520946721²) is 4651161777786010968949778120651841
• 68199426520946721 cubed (68199426520946721³) is 317206565901152975890231744600234027674384951563361
• The square root of 68199426520946721 is 261150199.1593089345
• The cube root of 68199426520946721 is 408564.1355982233

Scales and comparisons

• 68,199,426,520,946,721 seconds is equal to 2,168,530,808 years, 35 weeks, 5 days, 19 hours, 25 minutes, 21 seconds.
• To count from 1 to 68,199,426,520,946,721 would take you about six billion, five hundred five million, five hundred ninety-two thousand, four hundred twenty-six 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 68199426520946721 cubic inches would be around 34047 feet tall.

Recreational maths with 68199426520946721

• 68199426520946721 backwards is 12764902562499186
• The number of decimal digits it has is: 17
• The sum of 68199426520946721's digits is 81
• More coming soon!