9642720143781405

Names of 9642720143781405

• Cardinal: 9642720143781405 can be written as Nine quadrillion, six hundred forty-two trillion, seven hundred twenty billion, one hundred forty-three million, seven hundred eighty-one thousand, four hundred five.

Scientific notation

• Scientific notation: 9.642720143781405 × 10¹⁵

Factors of 9642720143781405

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 251

Divisors of 9642720143781405

• Number of divisors d(n): 432
• Complete list of divisors:
  1 3 5 9 15 27 43 45 81 97 103 129 135 215 243 291 309 387 405 485 515 645 873 927 1161 1215 1455 1545 1849 1935 2619 2781 3483 4171 4365 4429 4635 5547 5805 7857 8343 9245 9409 9991 10449 10609 12513 13095 13287 13905 16641 17415 20855 22145 23571 25029 27735 28227 29973 31827 37539 39285 39861 41715 47045 49923 49955 52245 53045 62565 66435 79507 83205 84681 89919 95481 112617 117855 119583 125145 141135 149769 149865 159135 179353 187695 190447 199305 238521 249615 254043 269757 286443 337851 358749 397535 404587 423405 429613 449307 449595 456187 477405 538059 563085 571341 597915 715563 748845 762129 809271 859329 896765 952235 969127 1013553 1029073 1076247 1192605 1213761 1270215 1288839 1348785 1368561 1432215 1614177 1689255 1714023 1793745 2022935 2146689 2148065 2246535 2280935 2286387 2427813 2577987 2690295 2856705 2907381 3087219 3577815 3641283 3810645 3866517 4046355 4105683 4296645 4842531 4845635 5067765 5142069 5145365 5381235 6068805 6440067 6444195 6842805 7712179 8070885 8189221 8570115 8722143 9261657 10733445 10923849 11431935 11599551 12139065 12317049 12889935 14527593 14536905 15426207 15436095 17397241 18206415 18473359 19320201 19332585 19616041 20528415 23136537 24212655 24567663 25710345 26166429 27784971 32200335 32771547 34798653 36951147 38560895 40946105 41672461 43582779 43610715 44250139 46278621 46308285 52191723 54619245 55420077 57997755 58848123 61585245 69409611 72637965 73702989 77131035 78499287 83354913 86986205 92366795 96601005 98080205 98314641 99820081 104395959 110853441 115682685 122838315 125017383 130832145 132750417 138924855 156575169 163857735 166260231 173993265 176544369 184755735 208228833 208362305 217913895 221108967 221250695 231393105 235497861 250064739 260958615 277100385 294240615 299460243 347048055 368514945 375052149 392496435 398251251 416774565 469725507 491573205 498780693 499100405 521979795 529633107 554267205 624686499 625086915 663326901 663752085 748081363 782875845 794354437 831301155 843489763 882721845 898380729 1041144165 1105544835 1125156447 1177489305 1194753753 1250323695 1409176521 1496342079 1497301215 1588899321 1791915823 1874059497 1875260745 1902755977 1989980703 1991256255 2244244089 2348627535 2383063311 2493903465 2530469289 2648165535 2695142187 3123432495 3316634505 3375469341 3584261259 3740406815 3971772185 4217448815 4227529563 4292263483 4489026237 4491903645 4766697963 5375747469 5625782235 5708267931 5973768765 6732732267 7045882605 7149189933 7481710395 7591407867 7944496605 8085426561 8959579115 9370297485 9513779885 9949903515 10126408023 10752783777 11221220445 11915316555 12652346445 12876790449 13475710935 16127242407 16877346705 17124803793 17921306295 20198196801 21137647815 21447569799 21461317415 22445131185 22774223601 23833489815 24256279683 26878737345 28541339655 33663661335 35745949665 37957039335 38630371347 40427132805 48381727221 50632040115 51374411379 53763918885 60594590403 64342709397 64383952245 68322670803 77052380389 80636212035 81818507011 85624018965 100990984005 107237848995 113871118005 115891114041 121281398415 145145181663 154123234137 181783771209 184567329769 193028128191 193151856735 204968012409 231157141167 241908636105 245455521033 256872056895 302972952015 321713546985 341613354015 347673342123 385261901945 409092535055 435435544989 462369702411 553701989307 579455570205 693471423501 725725908315 736366563099 770616170685 908918856045 922836648845 965140640955 1024840062045 1043020026369 1155785705835 1227277605165 1661105967921 1738366710615 2080414270503 2177177724945 2209099689297 2311848512055 2768509946535 3467357117505 3681832815495 4983317903763 5215100131845 6241242811509 6627299067891 7936395180067 8305529839605 10402071352515 11045498446485 14949953711289 18723728434527 19881897203673 23809185540201 24916589518815 31206214057545 33136495339455 39681975900335 44849861133867 71427556620603 74749768556445 93618642172635 99409486018365 119045927701005 214282669861809 224249305669335 357137783103015 642848009585427 1071413349309045 1928544028756281 3214240047927135 9642720143781405
• Sum of all divisors σ(n): 18106380293601600
• Sum of proper divisors (its aliquot sum) s(n): 8463660149820195
• 9642720143781405 is a deficient number, because the sum of its proper divisors (8463660149820195) is less than itself. Its deficiency is 1179059993961210

Bases of 9642720143781405

• Binary: 100010010000100000000010111100110101101010111000011101₂
• Hexadecimal: 0x224200BCD6AE1D
• Base-36: 2MY24H9Y8T9

Squares and roots of 9642720143781405

• 9642720143781405 squared (9642720143781405²) is 92982051771287679916292423774025
• 9642720143781405 cubed (9642720143781405³) is 896599903625121180340912558129073429084717005125
• The square root of 9642720143781405 is 98197353.0385692473
• The cube root of 9642720143781405 is 212846.5037938125

Scales and comparisons

• 9,642,720,143,781,405 seconds is equal to 306,608,673 years, 35 weeks, 2 days, 16 hours, 36 minutes, 45 seconds.
• To count from 1 to 9,642,720,143,781,405 would take you about nine hundred nineteen million, eight hundred twenty-six thousand and twenty-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 9642720143781405 cubic inches would be around 17737.2 feet tall.

Recreational maths with 9642720143781405

• 9642720143781405 backwards is 5041873410272469
• The number of decimal digits it has is: 16
• The sum of 9642720143781405's digits is 63
• More coming soon!