128440625385735

Names of 128440625385735

• Cardinal: 128440625385735 can be written as One hundred twenty-eight trillion, four hundred forty billion, six hundred twenty-five million, three hundred eighty-five thousand, seven hundred thirty-five.

Scientific notation

• Scientific notation: 1.28440625385735 × 10¹⁴

Factors of 128440625385735

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 8814

Divisors of 128440625385735

• Number of divisors d(n): 216
• Complete list of divisors:
  1 3 5 9 13 15 31 39 45 65 93 117 155 163 195 279 403 465 489 585 815 961 1209 1395 1467 2015 2119 2445 2883 3627 4805 5053 6045 6357 7335 8599 8649 10595 12493 14415 15159 18135 19071 25265 25797 26569 31785 37479 42995 43245 45477 62465 65689 75795 77391 79707 95355 111787 112437 128985 132845 156643 187395 197067 227385 239121 266569 328445 335361 345397 386955 398535 469929 558935 562185 591201 783215 799707 823639 985335 1006083 1036191 1195605 1332845 1401637 1409787 1676805 1726985 2036359 2349645 2399121 2470917 2956005 3108573 3465397 3998535 4118195 4204911 5030415 5180955 6109077 7008185 7048935 7412751 8263639 10181795 10396191 10707307 11995605 12354585 12614733 15542865 17326985 18221281 18327231 21024555 24790917 25532809 30545385 31188573 32121921 37063755 41318195 43450747 51980955 53536535 54663843 63073665 74372751 76598427 91106405 91636155 96365763 107427307 123954585 127664045 130352241 155942865 160609605 163991529 217253735 228466831 229795281 273319215 322281921 331926517 371863755 382992135 391056723 481828815 537136535 564859711 651761205 685400493 819957645 966845763 995779551 1142334155 1148976405 1346973157 1611409605 1659632585 1694579133 1955283615 2056201479 2824298555 2970068803 2987338653 3427002465 4040919471 4834228815 4978897755 5083737399 6734865785 7082471761 8472895665 8910206409 10281007395 12122758413 14850344015 14936693265 17510651041 20204597355 21247415283 25418686995 26730619227 35412358805 44551032045 52531953123 60613792065 63742245849 87553255205 92072132893 106237076415 133653096135 157595859369 219556624591 262659765615 276216398679 318711229245 460360664465 658669873773 787979296845 828649196037 1097783122955 1381081993395 1976009621319 2854236119683 3293349368865 4143245980185 8562708359049 9880048106595 14271180598415 25688125077147 42813541795245 128440625385735
• Sum of all divisors σ(n): 249297564952800
• Sum of proper divisors (its aliquot sum) s(n): 120856939567065
• 128440625385735 is a deficient number, because the sum of its proper divisors (120856939567065) is less than itself. Its deficiency is 7583685818670

Bases of 128440625385735

• Binary: 11101001101000011101001110110011101000100000111₂
• Hexadecimal: 0x74D0E9D9D107
• Base-36: 19J0T446BR

Squares and roots of 128440625385735

• 128440625385735 squared (128440625385735²) is 16496994249478714117541490225
• 128440625385735 cubed (128440625385735³) is 2118884258387920042276024258060257356940375
• The square root of 128440625385735 is 11333164.8441966553
• The cube root of 128440625385735 is 50454.6042246391

Scales and comparisons

• 128,440,625,385,735 seconds is equal to 4,084,014 years, 30 weeks, 6 days, 8 hours, 2 minutes, 15 seconds.
• To count from 1 to 128,440,625,385,735 would take you about ten million, two hundred ten thousand and thirty-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 128440625385735 cubic inches would be around 4204.6 feet tall.

Recreational maths with 128440625385735

• 128440625385735 backwards is 537583526044821
• The number of decimal digits it has is: 15
• The sum of 128440625385735's digits is 63
• More coming soon!