18289953657640

Names of 18289953657640

• Cardinal: 18289953657640 can be written as Eighteen trillion, two hundred eighty-nine billion, nine hundred fifty-three million, six hundred fifty-seven thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.828995365764 × 10¹³

Factors of 18289953657640

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 456

Divisors of 18289953657640

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 4 5 7 8 10 14 17 20 28 29 34 35 40 43 49 56 58 68 70 85 86 98 116 119 136 140 145 170 172 196 203 215 232 238 245 280 290 301 340 344 353 392 406 430 476 490 493 580 595 602 680 706 731 812 833 841 860 952 980 986 1015 1160 1190 1204 1247 1412 1421 1462 1505 1624 1666 1682 1720 1765 1849 1960 1972 2030 2107 2380 2408 2465 2471 2494 2824 2842 2924 3010 3332 3364 3451 3530 3655 3698 3944 4060 4165 4205 4214 4760 4930 4942 4988 5117 5684 5848 5887 6001 6020 6235 6664 6728 6902 7060 7105 7310 7396 8120 8330 8410 8428 8729 9245 9860 9884 9976 10234 10237 10535 11368 11774 12002 12040 12355 12470 12943 13804 14120 14210 14297 14620 14792 15179 16660 16820 16856 17255 17297 17458 18490 19720 19768 20468 20474 21070 21199 23548 24004 24157 24710 24940 25585 25886 27608 28420 28594 29240 29435 30005 30358 31433 33320 33640 34510 34594 34916 35819 36163 36980 40936 40948 41209 42007 42140 42398 43645 47096 48008 48314 49420 49880 51170 51185 51772 53621 56840 57188 58870 60010 60716 61103 62866 64715 69020 69188 69832 71485 71638 71659 72326 73960 75895 81896 82418 84014 84280 84796 86485 87290 90601 96628 98840 100079 102340 102370 103544 105995 106253 107242 114376 117740 120020 120785 121432 122206 125732 129430 138040 138376 142970 143276 143318 144652 148393 151790 157165 164836 168028 169592 172970 174029 174580 179095 180815 181202 193256 200158 204680 204740 206045 210035 211990 212506 214484 220031 235480 240040 241570 244412 251464 253141 258043 258860 268105 285940 286552 286636 289304 294049 296786 296873 303580 305515 314330 329672 336056 345940 348058 349160 358190 358295 361630 362404 375347 400316 409480 412090 420070 423980 425012 428968 440062 440191 453005 483140 488824 500395 501613 506282 516086 517720 531265 536210 571880 573272 588098 593572 593746 607160 611030 614771 628660 652697 691880 696116 700553 716380 716590 723260 724808 741965 743771 750694 800632 824180 840140 847960 850024 870145 880124 880382 906010 911557 966280 1000790 1003226 1012564 1032172 1038751 1062530 1072420 1100155 1176196 1187144 1187492 1218203 1222060 1229542 1257320 1265705 1290215 1305394 1392232 1401106 1432760 1433180 1446520 1470245 1483930 1484365 1487542 1501388 1540217 1555009 1648360 1680280 1740290 1760248 1760764 1771987 1806301 1812020 1823114 1876735 2001580 2006452 2025128 2064344 2077502 2078111 2125060 2144840 2200310 2200955 2352392 2374984 2436406 2444120 2459084 2508065 2531410 2580430 2610788 2627429 2802212 2866360 2940490 2967860 2968730 2975084 3002776 3073855 3080434 3081337 3110018 3263485 3480580 3502765 3521528 3543974 3612602 3624040 3646228 3718855 3753470 4003160 4012904 4155004 4156222 4250120 4303397 4400620 4401910 4557785 4568879 4872812 4918168 5016130 5046841 5062820 5160860 5193755 5221576 5254858 5604424 5880980 5935720 5937460 5950168 6091015 6147710 6160868 6162674 6220036 6380899 6526970 6961160 7005530 7087948 7225204 7292456 7437710 7483247 7506940 7701085 7775045 8310008 8312444 8527421 8606794 8801240 8803820 8859935 9031505 9115570 9137758 9745624 10032260 10093682 10125640 10321720 10387510 10390555 10509716 10885063 11095849 11761960 11874920 12182030 12295420 12321736 12325348 12440072 12644107 12761798 12765539 13053940 13137145 14011060 14175896 14450408 14546777 14875420 14966494 15013880 15402170 15406685 15550090 16624888 17054842 17213588 17607640 17719870 18063010 18231140 18275516 18928213 20064520 20187364 20775020 20781110 21019432 21516985 21569359 21770126 22191698 22844395 24364060 24590840 24650696 25234205 25288214 25523596 25531078 26107880 26274290 26435153 28022120 29093554 29750840 29932988 30123779 30804340 30813370 31100180 31904495 31982153 34109684 34427176 35327887 35439740 36126020 36462280 36551032 37416235 37856426 40374728 41550040 41562220 42637105 43033970 43138718 43540252 44383396 44666293 45688790 48728120 50468410 50576428 51047192 51062156 52382729 52548580 52870306 54425315 55479245 58187108 59865976 60247558 61608680 61626740 62200360 63220535 63808990 63827695 63964306 68219368 70655774 70879480 72252040 72733885 74832470 75712852 76195441 77670943 83124440 85274210 86067940 86277436 87080504 88766792 89332586 89358773 91377580 94641065 100936820 101152856 102124312 104765458 105097160 105740612 107846795 108850630 110958490 116374216 120495116 123253480 126441070 127617980 127655390 127928612 132175765 132497491 141311548 145467770 149664940 150618895 151425704 152390882 155341886 159910765 170548420 172135880 172554872 176639435 178665172 178717546 182755160 185046071 189282130 201873640 209530916 211481224 215693590 217014163 217701260 221916980 223331465 240990232 247295209 252882140 255235960 255310780 255857224 261913645 264351530 264994982 282623096 290935540 299329880 301237790 304781764 310683772 319821530 321779621 341096840 353278870 357330344 357435092 366679103 370092142 378564260 380977205 388354715 419061832 431387180 434028326 435402520 443833960 446662930 446793865 494590418 505764280 510621560 523827290 528703060 529989964 543696601 548918177 581871080 602475580 609563528 621367544 625511411 639643060 643559242 662487455 706557740 714870184 733358206 740184284 757128520 761954410 776709430 862774360 868056652 893325860 893587730 925230355 927482437 989180836 1047654580 1057406120 1059979928 1085070815 1087393202 1097836354 1204951160 1236476045 1251022822 1279286120 1287118484 1295322497 1324974910 1413115480 1466716412 1480368568 1519099141 1523908820 1553418860 1608898105 1736113304 1786651720 1787175460 1833395515 1850460710 1854964874 1978361672 2095309160 2170141630 2174786404 2195672708 2252457347 2472952090 2502045644 2574236968 2590644994 2649949820 2718483005 2744590885 2933432824 3038198282 3047817640 3106837720 3127557055 3217796210 3574350920 3666791030 3700921420 3709929748 3842427239 4340283260 4349572808 4391345416 4504914694 4637412185 4945904180 5004091288 5181289988 5299899640 5436966010 5489181770 6076396564 6255114110 6435592420 6476612485 7333582060 7401842840 7419859496 7595495705 7684854478 8680566520 9009829388 9274824370 9331609009 9891808360 10362579976 10633693987 10873932020 10978363540 11262286735 12152793128 12510228220 12871184840 12953224970 14667164120 15190991410 15369708956 15767201429 18019658776 18549648740 18663218018 19212136195 21267387974 21747864040 21956727080 22524573470 25020456440 25906449940 26896990673 30381982820 30739417912 31534402858 37099297480 37326436036 38424272390 42534775948 45049146940 46658045045 51812899880 53168469935 53793981346 60763965640 63068805716 65321263063 74652872072 76848544780 78836007145 85069551896 90098293880 93316090090 106336939870 107587962692 126137611432 130642526126 134484953365 153697089560 157672014290 186632180180 212673879740 215175925384 261285052252 268969906730 315344028580 326606315315 373264360360 425347759480 457248841441 522570104504 537939813460 630688057160 653212630630 914497682882 1075879626920 1306425261260 1828995365764 2286244207205 2612850522520 3657990731528 4572488414410 9144976828820 18289953657640
• Sum of all divisors σ(n): 53896666033080
• Sum of proper divisors (its aliquot sum) s(n): 35606712375440
• 18289953657640 is an abundant number, because the sum of its proper divisors (35606712375440) is greater than itself. Its abundance is 17316758717800

Bases of 18289953657640

• Binary: 100001010001001110110001100001101001100101000₂
• Hexadecimal: 0x10A27630D328
• Base-36: 6HEAE6AZS

Squares and roots of 18289953657640

• 18289953657640 squared (18289953657640²) is 334522404798618814330369600
• 18289953657640 cubed (18289953657640³) is 6118399281209026870781863512853063744000
• The square root of 18289953657640 is 4276675.5380365249
• The cube root of 18289953657640 is 26347.3860574077

Scales and comparisons

• 18,289,953,657,640 seconds is equal to 581,563 years, 49 weeks, 3 days, 10 hours, 40 minutes, 40 seconds.
• To count from 1 to 18,289,953,657,640 would take you about one million, four hundred fifty-three thousand, nine hundred nine 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 18289953657640 cubic inches would be around 2195.6 feet tall.

Recreational maths with 18289953657640

• 18289953657640 backwards is 04675635998281
• The number of decimal digits it has is: 14
• The sum of 18289953657640's digits is 73
• More coming soon!