72810431221242

Names of 72810431221242

• Cardinal: 72810431221242 can be written as Seventy-two trillion, eight hundred ten billion, four hundred thirty-one million, two hundred twenty-one thousand, two hundred forty-two.

Scientific notation

• Scientific notation: 7.2810431221242 × 10¹³

Factors of 72810431221242

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 114

Divisors of 72810431221242

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 6 11 13 17 22 26 31 33 34 37 39 51 62 66 74 78 93 102 111 121 143 186 187 221 222 242 286 289 341 363 374 403 407 429 442 481 527 561 578 629 663 682 726 806 814 858 867 962 1023 1054 1122 1147 1209 1221 1258 1326 1369 1443 1573 1581 1734 1887 2046 2057 2294 2418 2431 2442 2738 2886 3146 3162 3179 3441 3751 3757 3774 4107 4114 4433 4477 4719 4862 4913 5291 5797 6171 6358 6851 6882 6919 7293 7502 7514 8177 8214 8866 8954 8959 9438 9537 9826 10582 10693 11253 11271 11594 12342 12617 13299 13431 13702 13838 14586 14739 14911 15059 15873 16354 17391 17797 17918 19074 19499 20553 20757 21386 22506 22542 23273 24531 25234 26598 26741 26862 26877 29478 29822 30118 31746 32079 34782 34969 35594 37851 38998 41106 41327 41514 42439 44733 45177 46546 48763 49062 50653 53391 53482 53754 54043 58201 58497 63767 63869 64158 69819 69938 75361 75702 76109 80223 82654 84878 89466 89947 90354 97526 98549 101306 104907 106782 108086 116402 116467 116994 117623 123981 127317 127534 127738 138787 139009 139638 146289 150722 151959 152218 152303 160446 162129 164021 165649 174603 179894 181781 191301 191607 195767 197098 209814 214489 226083 228327 232934 235246 247962 253487 254634 256003 269841 277574 278018 292578 295647 302549 303918 304606 324258 328042 331298 331483 349206 349401 352869 363562 382602 383214 391534 395641 416361 417027 428978 452166 454597 456654 456909 466829 492063 496947 506974 512006 539682 545343 551707 557183 587301 591294 594473 605098 643467 658489 662966 698802 702559 705738 721463 760461 768009 791282 828971 832722 834054 861101 907647 909194 913818 933658 984126 989417 993894 994449 1084039 1090686 1103414 1114366 1174602 1186923 1188946 1281137 1286934 1293853 1316978 1363791 1400487 1405118 1442926 1520922 1529099 1536018 1570243 1655121 1657942 1671549 1675333 1722202 1783419 1804231 1815294 1975467 1978834 1979939 1988898 1999591 2107677 2153437 2164389 2168078 2359379 2363153 2373846 2486913 2562274 2583303 2587706 2727582 2788357 2800974 2816033 2968251 3058198 3140486 3252117 3310242 3328039 3343098 3350666 3566838 3608462 3646313 3843411 3881559 3950934 3959878 3999182 4215354 4306874 4309279 4328778 4352051 4587297 4710729 4718758 4726306 4973826 5025999 5135119 5143333 5166606 5412693 5576714 5632066 5635211 5936502 5939817 5998773 6068777 6129013 6460311 6504234 6656078 6725897 7078137 7089459 7243379 7292626 7686822 7728149 7763118 7936093 8365071 8448099 8618558 8704102 9174594 9379019 9421458 9472111 9984117 10051998 10270238 10286666 10825386 10938939 11194313 11270422 11879634 11997546 12137554 12258026 12264871 12920622 12927837 13056153 13451794 14092507 14156274 14178918 14486758 14638717 15405357 15429999 15456298 15872186 16730142 16820089 16896198 16905633 17272673 18206331 18387039 18428663 18758038 18944222 19968234 20177691 20413159 21730137 21779329 21877878 21995501 22388626 23184447 23808279 24529742 25855674 25994683 26112306 26694131 28137057 28185014 28416333 29277434 30671927 30810714 30859998 33582939 33640178 33811266 34545346 36412662 36608429 36774078 36794613 36857326 40109443 40355382 40826318 42277521 43460274 43558658 43916151 43991002 46368894 47402069 47616558 47872561 50460267 51818019 51989366 53388262 55285989 56274114 56576663 56832666 61239477 61343854 61987321 65337987 65986503 66756547 67165878 73216858 73257743 73589226 73984867 77984049 79677169 80082393 80218886 84555042 87297023 87436661 87832302 92015781 94804138 95745122 100920534 103169209 103636038 104193221 109825287 110571978 113153326 120328329 122478954 123137443 123974642 130675974 131973006 133513094 134913581 142206207 143617683 146515486 147969734 155968098 159354338 159443323 160164786 161025887 169729989 174594046 174873322 184031562 185961963 189999403 190303321 200269641 206338418 208386442 208502807 219650574 219773229 221954601 224544749 239031507 239572619 240656658 246274886 248858189 261891069 262309983 269827162 284412414 285941513 287235366 293635441 309507627 312579663 318886646 322051774 339459978 347023703 369412329 371923926 379998806 380606642 400539282 404740743 417005614 439546458 443909202 449089498 453800227 478063014 478329969 479145238 483077661 497716378 521422759 523782138 524619966 569998209 570909963 571883026 587270882 619015254 622343293 625159326 625508421 673634247 681860531 694047406 718717857 738824658 746574567 805835173 809481486 813833537 857824539 880906323 907600454 956659938 961803271 966155322 1041071109 1042845518 1134861299 1139996418 1141819926 1244686586 1251016842 1347268494 1354511873 1361400681 1363721062 1437435714 1484049391 1493149134 1564268277 1611670346 1627667074 1715649078 1753876553 1761812646 1771284757 1867029879 1923606542 2045581593 2082142218 2093336531 2269722598 2293530877 2417505519 2441500611 2469992239 2709023746 2710536491 2722801362 2737440079 2885409813 2968098782 3128536554 3229989851 3235156457 3404583897 3507753106 3542569514 3734059758 3817260733 4063535619 4091163186 4186673062 4452148173 4587061754 4835011038 4883001222 4939984478 4991802497 5261629659 5313854271 5421072982 5474880158 5770819626 5899402951 6280009593 6459979702 6470312914 6809167794 6880592631 7409976717 7634521466 7714603859 8127071238 8131609473 8212320237 8864186903 8904296346 9689969553 9705469371 9983604994 10523259318 10579835981 10627708542 11451782199 11798805902 12560019186 13761185262 14819953434 14975407491 15429207718 16263218946 16424640474 17698208853 17728373806 19292642083 19379939106 19410938742 21159671962 22903564398 23026701841 23143811577 25228839647 26592560709 29815901401 29950814982 30111840869 31739507943 35396417706 35586721027 38585284166 41989868063 46053403682 46287623154 50457679294 53185121418 54909827467 57877926249 59631802802 60223681738 63479015886 64893432461 69080105523 71173442054 75686518941 83979736126 84860642449 89447704203 90335522607 100289850167 106760163081 109819654934 115755852498 125969604189 129786864922 138160211046 151373037882 164729482401 169721284898 178895408406 180671045214 194680297383 200579700334 213520326162 251939208378 254581927347 300869550501 327974915411 329458964802 389360594766 391453931297 509163854694 601739101002 655949830822 713827757071 782907862594 933467066939 983924746233 1103188351837 1174361793891 1427655514142 1866934133878 1967849492466 2141483271213 2206376703674 2348723587782 2800401200817 3309565055511 4282966542426 5600802401634 6619130111022 12135071870207 24270143740414 36405215610621 72810431221242
• Sum of all divisors σ(n): 194305712025600
• Sum of proper divisors (its aliquot sum) s(n): 121495280804358
• 72810431221242 is an abundant number, because the sum of its proper divisors (121495280804358) is greater than itself. Its abundance is 48684849583116

Bases of 72810431221242

• Binary: 10000100011100001111111111000111000110111111010₂
• Hexadecimal: 0x42387FE38DFA
• Base-36: PT4NEU7ZU

Squares and roots of 72810431221242

• 72810431221242 squared (72810431221242²) is 5301358894623211799552022564
• 72810431221242 cubed (72810431221242³) is 385994227176082878293896994763053660104488
• The square root of 72810431221242 is 8532902.8601784751
• The cube root of 72810431221242 is 41757.1837894733

Scales and comparisons

• 72,810,431,221,242 seconds is equal to 2,315,146 years, 25 weeks, 5 days, 7 hours, 40 minutes, 42 seconds.
• To count from 1 to 72,810,431,221,242 would take you about five million, seven hundred eighty-seven thousand, eight hundred sixty-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 72810431221242 cubic inches would be around 3479.8 feet tall.

Recreational maths with 72810431221242

• 72810431221242 backwards is 24212213401827
• 72810431221242 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 72810431221242's digits is 39
• More coming soon!