997538044535733981

Names of 997538044535733981

• Cardinal: 997538044535733981 can be written as Nine hundred ninety-seven quadrillion, five hundred thirty-eight trillion, forty-four billion, five hundred thirty-five million, seven hundred thirty-three thousand, nine hundred eighty-one.

Scientific notation

• Scientific notation: 9.97538044535733981 × 10¹⁷

Factors of 997538044535733981

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 59751

Divisors of 997538044535733981

• Number of divisors d(n): 288
• Complete list of divisors:
  1 3 7 19 21 49 57 97 133 147 291 361 399 679 931 1083 1777 1843 1951 2037 2527 2793 4753 5331 5529 5853 7581 12439 12901 13657 14259 17689 33763 35017 37069 37317 38703 40971 53067 55897 87073 90307 95599 101289 105051 111207 167691 172369 189247 236341 245119 259483 261219 270921 286797 391279 517107 567741 641497 704311 709023 735357 778449 1062043 1173837 1206583 1324729 1654387 1715833 1816381 1924491 2112933 2738953 3186129 3275011 3466927 3595693 3619749 3974187 4490479 4930177 4963161 5147499 5422009 5449143 7434301 8216859 8446081 9273103 9825033 10400781 10787079 13471437 14790531 16266027 20178817 22302903 22925077 24268489 25169851 25338243 27819309 31433353 34511239 37954063 52040107 60536451 62225209 65871613 68318167 68775231 72805467 75509553 94300059 99328969 103018171 103533717 109055047 113862189 141251719 156120321 160475539 169879423 176188957 186675627 197614839 204954501 265678441 297986907 309054513 327165141 336291919 423755157 435576463 461101291 478227169 481426617 509638269 528566871 695302783 721127197 763385329 797035323 988762033 1008875757 1251560647 1306729389 1383303873 1434681507 1887250411 1957345249 2072045893 2085908349 2163381591 2290155987 2354043433 2966286099 3049035241 3227709037 3347590183 3754681941 4867119481 5047890379 5343697303 5661751233 5872035747 6216137679 6389546461 7062130299 8760924529 9147105723 9634909993 9683127111 10042770549 10578339559 13210752877 13701416743 14504321251 14601358443 15143671137 16031091909 16478304031 19168639383 26282773587 28904729979 31735018677 35857757809 39368871967 39632258631 41104250229 43512963753 44726825227 49434912093 61326471703 67444369951 74048376913 92475270139 95909917201 101530248757 107573273427 118106615901 121401382759 134180475681 183063289867 183979415109 193790818519 200988451621 202333109853 222145130739 251004304663 275582103769 277425810417 287729751603 304590746271 313087776589 364204148277 472110589657 518338638391 549189869601 581372455557 602965354863 753012913989 826746311307 849809679313 939263329767 1281443029069 1356535729633 1406919161347 1416331768971 1555015915173 1757030132641 1929074726383 2549429037939 3478202507473 3682025551861 3818780580799 3844329087207 4069607188899 4220757484041 5271090397923 5787224179149 5948667755191 8970101203483 9495750107431 9848434129429 10434607522419 11046076655583 11456341742397 17846003265573 18797709396343 24347417552311 25774178863027 26731464065593 26910303610449 28487250322293 29545302388287 56393128189029 69958485485359 73042252656933 77322536589081 80194392196779 131583965774401 170431922866177 180419252041189 187120248459151 209875456456077 357156478530517 394751897323203 489709398397513 511295768598531 541257756123567 561360745377453 921087760420807 1071469435591551 1469128195192539 2500095349713619 2763263281262421 3427965788782591 6785973092079823 7500286049140857 10283897366347773 17500667447995333 20357919276239469 47501811644558761 52502002343985999 142505434933676283 332512681511911327 997538044535733981
• Sum of all divisors σ(n): 1651557648900805632
• Sum of proper divisors (its aliquot sum) s(n): 654019604365071651
• 997538044535733981 is a deficient number, because the sum of its proper divisors (654019604365071651) is less than itself. Its deficiency is 343518440170662330

Bases of 997538044535733981

• Binary: 110111010111111101111001000011111010011111010111111011011101₂
• Hexadecimal: 0xDD7F790FA7D7EDD
• Base-36: 7KU5Q39RICIL

Squares and roots of 997538044535733981

• 997538044535733981 squared (997538044535733981²) is 995082150296175991309157226398108361
• 997538044535733981 cubed (997538044535733981³) is 992632302358860740850508391810310382385162767107915141
• The square root of 997538044535733981 is 998768263.6806868329
• The cube root of 997538044535733981 is 999178.6737865117

Scales and comparisons

• 997,538,044,535,733,981 seconds is equal to 31,718,624,228 years, 24 weeks, 3 days, 14 hours, 6 minutes, 21 seconds.
• To count from 1 to 997,538,044,535,733,981 would take you about ninety-five billion, one hundred fifty-five million, eight hundred seventy-two thousand, six hundred eighty-five 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 997538044535733981 cubic inches would be around 83264.9 feet tall.

Recreational maths with 997538044535733981

• 997538044535733981 backwards is 189337535440835799
• The number of decimal digits it has is: 18
• The sum of 997538044535733981's digits is 93
• More coming soon!