12730721960385

Names of 12730721960385

• Cardinal: 12730721960385 can be written as Twelve trillion, seven hundred thirty billion, seven hundred twenty-one million, nine hundred sixty thousand, three hundred eighty-five.

Scientific notation

• Scientific notation: 1.2730721960385 × 10¹³

Factors of 12730721960385

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 569

Divisors of 12730721960385

• Number of divisors d(n): 768
• Complete list of divisors:
  1 3 5 9 11 13 15 19 27 31 33 39 45 55 57 65 93 95 99 117 121 135 143 155 165 171 195 209 247 279 285 297 341 351 361 363 403 429 465 487 495 513 585 589 605 627 715 741 837 855 1023 1045 1083 1089 1209 1235 1287 1331 1395 1461 1485 1573 1705 1755 1767 1805 1815 1881 2015 2145 2223 2299 2435 2565 2717 2945 3069 3135 3249 3267 3627 3705 3751 3861 3971 3993 4185 4383 4433 4693 4719 5115 5301 5357 5415 5445 5643 6045 6331 6435 6479 6655 6669 6897 7305 7657 7865 8151 8835 9207 9253 9405 9747 10881 11115 11191 11253 11495 11913 11979 13149 13299 13585 14079 14157 15097 15345 15903 16071 16245 16335 17303 18135 18755 18993 19305 19437 19855 19965 20691 21915 22165 22971 23465 23595 24453 25289 26505 26785 27759 28215 29887 31655 32395 33345 33573 33759 34485 35739 35937 38285 39897 40755 41261 42237 42471 43681 45291 46035 46265 48213 48735 48763 51623 51909 54405 55955 56265 56979 58311 58927 59565 59895 62073 65745 66495 68913 69641 70395 70785 71269 73359 75485 75867 79515 80355 83277 84227 86515 89661 94965 97185 100719 101277 101783 103455 107217 114855 119691 120289 122265 123101 123783 126445 126711 131043 135873 138795 144639 145483 146289 149435 154869 155727 166067 167865 168795 170937 174933 175807 176781 178695 179685 196261 199485 206305 206739 208923 211185 212355 213807 218405 226455 227601 241065 243815 249831 252681 258115 259545 268983 284895 286843 291555 294635 302157 305349 310365 328757 344565 348205 356345 360867 366795 369303 371349 379335 393129 407619 416385 421135 436449 438867 448305 464607 467181 480491 498201 503595 506385 508915 527421 530343 536085 536393 567853 588783 598455 601445 615505 618915 626769 633555 641421 648197 655215 679365 682803 723195 727415 731445 758043 766051 774345 778635 783959 806949 830335 854685 860529 874665 879035 883905 916047 926497 981305 986271 1033695 1044615 1069035 1082601 1107909 1114047 1119613 1138005 1179387 1249155 1263405 1309347 1316601 1323179 1344915 1354111 1393821 1434215 1441473 1494603 1510785 1526745 1582263 1591029 1600313 1609179 1643785 1703559 1766349 1804335 1826737 1846515 1856745 1880307 1924263 1933877 1944591 1965645 2038095 2158871 2182245 2194335 2274129 2285491 2298153 2323035 2335905 2351877 2402455 2491005 2581587 2637105 2651715 2681965 2748141 2779491 2839265 2943915 2958813 3133845 3155273 3207105 3240985 3247803 3323727 3358839 3414015 3728959 3790215 3830255 3919795 3928041 3969537 4034745 4062333 4302645 4324419 4483809 4580235 4632485 4746789 4800939 4827537 4931355 5110677 5299047 5413005 5450017 5480211 5539545 5570235 5598065 5801631 5833773 5896935 6246383 6476613 6546735 6583005 6615895 6770555 6856473 6894459 6969105 7055631 7207365 7473015 7744761 7911315 7955145 8001565 8045895 8338473 8426561 8517795 8831745 8876439 9133685 9401535 9465819 9621315 9669385 9722955 10076517 10191467 10794355 11186877 11370645 11427455 11490765 11759385 11908611 12186999 12315743 12907935 12973257 13740705 13897455 14402817 14482611 14554969 14794065 14895221 15332031 15776365 16239015 16350051 16440633 16618635 16794195 17404893 17501319 17603443 18644795 18739149 19429839 19640205 19847685 20094107 20311665 20569419 20683377 21166893 21272647 21622095 22419045 23733945 23747581 24004695 24137685 25015419 25140401 25279683 25553385 26495235 27250085 27401055 28397457 29008155 29168865 30229551 30574401 31231915 32383065 33560631 34282365 34472295 34708003 35278155 35725833 36560997 36947229 38723805 41018549 41692365 42132805 43208451 43664907 44382195 44685663 47329095 49050153 49321899 50382585 50957335 52214679 52810329 55934385 56217447 58289517 59543055 59950187 60282321 60934995 61578715 61708257 63817941 64866285 70850221 71242743 72014085 72413055 72774845 74476105 75421203 75839049 76660155 81750255 82203165 85192371 87024465 87506595 88017215 91723203 93695745 97149195 100470535 100681893 102847095 103416885 104124009 105834465 106363235 110841687 118737905 123055647 125077095 125702005 126398415 130994721 134056989 141987285 147150459 151147755 152872005 158430987 160104659 167803155 168652341 173540015 178629165 179850561 180846963 182804985 184736145 191453823 193637873 205092745 212550663 213728229 216042255 218324535 223428315 226263609 227517147 233999117 245250765 246609495 261073395 261223391 264051645 275169609 276544411 281087235 291447585 299750935 301411605 308541285 312372027 319089705 332525061 354251105 356213715 369166941 377106015 379195245 381788033 392984163 402170967 425961855 451204039 458616015 475292961 480313977 503409465 520620045 539551683 542540889 554208435 574361469 580913619 615278235 637651989 641184687 654973605 659452057 670284945 678790827 701997351 735752295 779352431 783670173 792154935 800523295 829633233 843261705 899252805 904234815 937116081 957269115 968189365 1062753315 1068641145 1107500823 1131318045 1137585735 1145364099 1169995585 1306116955 1353612117 1375848045 1382722055 1440941931 1561860135 1618655049 1662625305 1742740857 1845834705 1908940165 1912955967 1964920815 1978356171 2010854835 2105992053 2256020195 2338057293 2351010519 2376464805 2401569885 2488899699 2697758415 2712704445 2871807345 2904568095 3041988521 3188259945 3205923435 3297260285 3393954135 3436092297 3509986755 3896762155 3918350865 4060836351 4148166165 4322825793 4685580405 4963244429 5228222571 5537504115 5726820495 5935068513 6317976159 6768060585 7014171879 7053031557 7204709655 7253972627 7466699097 8093275245 8572876741 8713704285 9125965563 9564779835 9891780855 10308276891 10529960265 11690286465 11755052595 12182509053 12444498495 14889733287 15209942605 17180461485 17805205539 20304181755 21042515637 21614128965 21761917881 24816222145 25718630223 26141112855 27377896689 29675342565 31589880795 35070859395 35265157785 36269863135 37333495485 42864383705 44669199861 45629827815 51541384455 60912545265 65285753643 74448666435 77155890669 82133690067 89026027695 94301644151 105212578185 108809589405 128593151115 134007599583 136889483445 195857260929 223345999305 231467672007 282904932453 326428768215 385779453345 410668450335 471508220755 670037997915 848714797359 979286304645 1157338360035 1414524662265 2546144392077 4243573986795 12730721960385
• Sum of all divisors σ(n): 29266792611840
• Sum of proper divisors (its aliquot sum) s(n): 16536070651455
• 12730721960385 is an abundant number, because the sum of its proper divisors (16536070651455) is greater than itself. Its abundance is 3805348691070

Bases of 12730721960385

• Binary: 10111001010000011010001010010000000111000001₂
• Hexadecimal: 0xB941A2901C1
• Base-36: 4IGEV5OE9

Squares and roots of 12730721960385

• 12730721960385 squared (12730721960385²) is 162071281632628897509348225
• 12730721960385 cubed (12730721960385³) is 2063284424228250801481410878835620066625
• The square root of 12730721960385 is 3568013.7276060193
• The cube root of 12730721960385 is 23349.8634099401

Scales and comparisons

• 12,730,721,960,385 seconds is equal to 404,797 years, 30 weeks, 23 hours, 39 minutes, 45 seconds.
• To count from 1 to 12,730,721,960,385 would take you about one million, eleven thousand, nine hundred ninety-three 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 12730721960385 cubic inches would be around 1945.8 feet tall.

Recreational maths with 12730721960385

• 12730721960385 backwards is 58306912703721
• The number of decimal digits it has is: 14
• The sum of 12730721960385's digits is 54
• More coming soon!