813538028794078125

Names of 813538028794078125

• Cardinal: 813538028794078125 can be written as Eight hundred thirteen quadrillion, five hundred thirty-eight trillion, twenty-eight billion, seven hundred ninety-four million, seventy-eight thousand, one hundred twenty-five.

Scientific notation

• Scientific notation: 8.13538028794078125 × 10¹⁷

Factors of 813538028794078125

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 21
• Sum of prime factors: 469

Divisors of 813538028794078125

• Number of divisors d(n): 364
• Complete list of divisors:
  1 3 5 9 15 25 27 45 75 81 125 135 225 243 375 405 461 625 675 729 1125 1215 1383 1875 2025 2187 2305 3125 3375 3645 4149 5625 6075 6561 6915 9375 10125 10935 11525 12447 15625 16875 18225 19683 20745 28125 30375 32805 34575 37341 46875 50625 54675 57625 59049 62235 84375 91125 98415 103725 112023 140625 151875 164025 172875 177147 186705 212521 253125 273375 288125 295245 311175 336069 421875 455625 492075 518625 531441 560115 637563 759375 820125 864375 885735 933525 1008207 1062605 1265625 1366875 1440625 1476225 1555875 1680345 1912689 2278125 2460375 2593125 2657205 2800575 3024621 3187815 3796875 4100625 4321875 4428675 4667625 5041035 5313025 5738067 6834375 7203125 7381125 7779375 8401725 9073863 9563445 11390625 12301875 12965625 13286025 14002875 15123105 15939075 17214201 20503125 21609375 22143375 23338125 25205175 26565125 27221589 28690335 34171875 36905625 38896875 42008625 45369315 47817225 51642603 61509375 64828125 66430125 70014375 75615525 79695375 81664767 86071005 97972181 102515625 110716875 116690625 126025875 132825625 136107945 143451675 154927809 184528125 194484375 210043125 226846575 239086125 244994301 258213015 293916543 307546875 332150625 350071875 378077625 398476875 408323835 430355025 464783427 489860905 553584375 583453125 630129375 664128125 680539725 717258375 774639045 881749629 922640625 1050215625 1134232875 1195430625 1224971505 1291065075 1394350281 1469582715 1660753125 1750359375 1890388125 1992384375 2041619175 2151775125 2323917135 2449304525 2645248887 2767921875 3150646875 3320640625 3402698625 3586291875 3873195225 4183050843 4408748145 5251078125 5671164375 5977153125 6124857525 6455325375 6971751405 7347913575 7935746661 8303765625 9451940625 9961921875 10208095875 10758875625 11619585675 12246522625 12549152529 13226244435 15753234375 17013493125 17931459375 19365976125 20915254215 22043740725 23807239983 28355821875 29885765625 30624287625 32276626875 34858757025 36739567875 37647457587 39678733305 47259703125 51040479375 53794378125 58097928375 61232613125 62745762645 66131222175 71421719949 85067465625 89657296875 96829880625 104576271075 110218703625 112942372761 119036199915 141779109375 153121438125 161383134375 174293785125 183697839375 188237287935 198393666525 214265159847 255202396875 268971890625 290489641875 306163065625 313728813225 330656110875 357108599745 425337328125 484149403125 522881355375 551093518125 564711863805 595180999575 642795479541 765607190625 806915671875 871468925625 918489196875 941186439675 991968332625 1071325799235 1276011984375 1452448209375 1530815328125 1568644066125 1653280554375 1785542998725 1928386438623 2420747015625 2614406776875 2755467590625 2823559319025 2975904997875 3213977397705 3828035953125 4357344628125 4592445984375 4705932198375 4959841663125 5356628996175 5785159315869 7262241046875 7843220330625 8266402771875 8927714993625 9641932193115 13072033884375 13777337953125 14117796595125 14879524989375 16069886988525 17355477947607 21786723140625 23529660991875 24799208315625 26783144980875 28925796579345 39216101653125 41332013859375 44638574968125 48209660965575 52066433842821 65360169421875 70588982975625 74397624946875 80349434942625 86777389738035 117648304959375 123996041578125 133915724904375 144628982896725 196080508265625 223192874840625 241048304827875 260332169214105 352944914878125 371988124734375 401747174713125 433886948690175 588241524796875 669578624521875 723144914483625 1115964374203125 1205241524139375 1301660846070525 1764724574390625 2008735873565625 2169434743450875 3347893122609375 3615724572418125 6026207620696875 6508304230352625 10043679367828125 10847173717254375 18078622862090625 30131038103484375 32541521151763125 54235868586271875 90393114310453125 162707605758815625 271179342931359375 813538028794078125
• Sum of all divisors σ(n): 1528679329517479524
• Sum of proper divisors (its aliquot sum) s(n): 715141300723401399
• 813538028794078125 is a deficient number, because the sum of its proper divisors (715141300723401399) is less than itself. Its deficiency is 98396728070676726

Bases of 813538028794078125

• Binary: 101101001010010001001000011011100001100010101110001110101101₂
• Hexadecimal: 0xB4A4486E18AE3AD
• Base-36: 66IF5UYUJTT9

Squares and roots of 813538028794078125

• 813538028794078125 squared (813538028794078125²) is 661844124294154288411435068603515625
• 813538028794078125 cubed (813538028794078125³) is 538435364247209112983751124164210403265613555908203125
• The square root of 813538028794078125 is 901963429.8540479767
• 813538028794078125 is a perfect cube number. Its cube root is 933525

Scales and comparisons

• 813,538,028,794,078,125 seconds is equal to 25,867,992,877 years, 15 weeks, 5 days, 20 hours, 48 minutes, 45 seconds.
• To count from 1 to 813,538,028,794,078,125 would take you about seventy-seven billion, six hundred three million, nine hundred seventy-eight thousand, six hundred thirty-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 813538028794078125 cubic inches would be around 77793.8 feet tall.

Recreational maths with 813538028794078125

• 813538028794078125 backwards is 521870497820835318
• 813538028794078125 is a Harshad number.
• The number of decimal digits it has is: 18
• The sum of 813538028794078125's digits is 81
• More coming soon!