128711665144832

Names of 128711665144832

• Cardinal: 128711665144832 can be written as One hundred twenty-eight trillion, seven hundred eleven billion, six hundred sixty-five million, one hundred forty-four thousand, eight hundred thirty-two.

Scientific notation

• Scientific notation: 1.28711665144832 × 10¹⁴

Factors of 128711665144832

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 3693

Divisors of 128711665144832

• Number of divisors d(n): 264
• Complete list of divisors:
  1 2 4 7 8 11 14 16 22 28 32 44 56 64 77 88 112 121 128 154 176 224 242 256 308 352 448 484 512 616 704 847 896 968 1024 1232 1331 1408 1694 1792 1936 2464 2662 2816 3388 3584 3673 3872 4928 5324 5632 6776 7168 7346 7744 9317 9856 10648 11264 13552 14692 15488 18634 19712 21296 25711 27104 29384 30976 37268 39424 40403 42592 51422 54208 58768 61952 74536 78848 80806 85184 102844 108416 117536 123904 149072 161612 170368 205688 216832 235072 282821 298144 323224 340736 411376 433664 444433 470144 565642 596288 646448 681472 822752 867328 888866 940288 1131284 1192576 1292896 1362944 1645504 1777732 1880576 2262568 2385152 2585792 3111031 3291008 3555464 3761152 4525136 4770304 4888763 5171584 6222062 6582016 7110928 9050272 9540608 9777526 10343168 12444124 13164032 13490929 14221856 18100544 19555052 20686336 24888248 26328064 26981858 28443712 34221341 36201088 39110104 41372672 49776496 53963716 56887424 68442682 72402176 78220208 94436503 99552992 107927432 113774848 136885364 144804352 148400219 156440416 188873006 199105984 215854864 227549696 273770728 289608704 296800438 312880832 377746012 398211968 431709728 455099392 547541456 593600876 625761664 755492024 796423936 863419456 1038801533 1095082912 1187201752 1251523328 1510984048 1592847872 1632402409 1726838912 2077603066 2190165824 2374403504 2503046656 3021968096 3185695744 3264804818 3453677824 4155206132 4380331648 4748807008 5006093312 6043936192 6529609636 6907355648 8310412264 8760663296 9497614016 11426816863 12087872384 13059219272 13814711296 16620824528 17521326592 17956426499 18995228032 22853633726 24175744768 26118438544 33241649056 35042653184 35912852998 37990456064 45707267452 48351489536 52236877088 66483298112 71825705996 75980912128 91414534904 96702979072 104473754176 125694985493 132966596224 143651411992 151961824256 182829069808 208947508352 251389970986 265933192448 287302823984 365658139616 417895016704 502779941972 531866384896 574605647968 731316279232 835790033408 1005559883944 1063732769792 1149211295936 1462632558464 1671580066816 2011119767888 2298422591872 2925265116928 4022239535776 4596845183744 5850530233856 8044479071552 9193690367488 11701060467712 16088958143104 18387380734976 32177916286208 64355832572416 128711665144832
• Sum of all divisors σ(n): 323525873817792
• Sum of proper divisors (its aliquot sum) s(n): 194814208672960
• 128711665144832 is an abundant number, because the sum of its proper divisors (194814208672960) is greater than itself. Its abundance is 66102543528128

Bases of 128711665144832

• Binary: 11101010001000000000101000101000101010000000000₂
• Hexadecimal: 0x751005145400
• Base-36: 19MHBM6UWW

Squares and roots of 128711665144832

• 128711665144832 squared (128711665144832²) is 16566692744355360751536308224
• 128711665144832 cubed (128711665144832³) is 2132326609068785077556365147830739552698368
• The square root of 128711665144832 is 11345116.3566017251
• The cube root of 128711665144832 is 50490.0696279515

Scales and comparisons

• 128,711,665,144,832 seconds is equal to 4,092,632 years, 42 weeks, 4 days, 14 hours, 32 seconds.
• To count from 1 to 128,711,665,144,832 would take you about ten million, two hundred thirty-one thousand, five hundred eighty-two 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 128711665144832 cubic inches would be around 4207.5 feet tall.

Recreational maths with 128711665144832

• 128711665144832 backwards is 238441566117821
• The number of decimal digits it has is: 15
• The sum of 128711665144832's digits is 59
• More coming soon!