18368894641020

Names of 18368894641020

• Cardinal: 18368894641020 can be written as Eighteen trillion, three hundred sixty-eight billion, eight hundred ninety-four million, six hundred forty-one thousand and twenty.

Scientific notation

• Scientific notation: 1.836889464102 × 10¹³

Factors of 18368894641020

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 789

Divisors of 18368894641020

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 3 4 5 6 7 10 11 12 14 15 20 21 22 28 30 31 33 35 42 44 55 60 62 66 70 77 84 93 105 110 121 124 132 140 154 155 165 173 186 210 217 220 231 242 308 310 330 341 346 363 372 385 420 434 462 465 484 519 557 605 620 651 660 682 692 726 770 847 865 868 924 930 1023 1038 1085 1114 1155 1210 1211 1302 1331 1364 1452 1540 1671 1694 1705 1730 1815 1860 1903 2046 2076 2170 2228 2310 2387 2420 2422 2541 2595 2604 2662 2785 3255 3342 3388 3410 3460 3630 3633 3751 3806 3899 3993 4092 4235 4340 4620 4774 4844 5082 5115 5190 5324 5363 5570 5709 6055 6127 6510 6655 6684 6820 7161 7260 7266 7502 7612 7798 7986 8355 8470 9317 9515 9548 10164 10230 10380 10726 11140 11253 11418 11697 11935 12110 12254 12705 13020 13310 13321 14322 14532 14641 15004 15596 15972 16089 16710 16940 17267 18165 18381 18634 18755 19030 19495 19965 20460 20933 21452 22506 22836 23394 23870 24220 24508 25410 26257 26620 26642 26815 27951 28545 28644 29282 30635 32178 33420 34534 35805 36330 36762 37268 37510 37541 38060 38990 39930 39963 41261 41866 42889 43923 45012 46585 46788 47740 50820 51801 52514 53284 53630 55902 56265 57090 58485 58564 58993 61270 62799 64356 66605 67397 69068 71610 72660 73205 73524 75020 75082 77980 78771 79860 79926 80445 82522 83732 85778 86335 87846 91905 93170 96361 102487 103602 104665 105028 107260 111804 112530 112623 114180 116970 117986 120869 122540 123783 125598 128667 131285 133210 134794 139755 143220 146410 146531 150164 157542 159852 160890 165044 171556 172670 175692 176979 183810 186340 187705 189937 192722 199815 202191 204974 206305 207204 209330 214445 219615 225060 225246 230263 233940 235972 241738 247566 251196 257334 259005 262570 266420 269588 279510 288827 289083 292820 293062 294965 307461 313995 315084 321780 336985 345340 353958 362607 367620 375410 379874 385444 393855 399630 404382 409948 412610 412951 418660 428890 439230 439593 450492 453871 460526 471779 481805 483476 495132 512435 514668 518010 525140 559020 563115 569811 577654 578166 586124 589930 604345 614922 618915 627990 643335 648923 673970 674527 690789 707916 725214 732655 741367 750820 759748 787710 799260 808764 825220 825902 857780 866481 878460 879186 884895 907742 921052 943558 949685 963610 1010955 1024870 1036020 1059971 1126230 1139622 1151315 1155308 1156332 1179860 1208690 1229844 1237830 1238853 1255980 1286670 1297846 1329559 1347940 1349054 1361613 1381578 1415337 1444135 1445415 1450428 1465310 1482734 1537305 1575420 1611841 1651804 1732962 1758372 1769790 1813035 1815484 1887116 1899370 1927220 1946769 2021910 2023581 2049740 2064755 2089307 2119942 2197965 2224101 2252460 2269355 2279244 2302630 2358895 2417380 2475660 2477706 2532893 2573340 2595692 2659118 2698108 2723226 2763156 2830674 2849055 2888270 2890830 2930620 2965468 2987191 3074610 3177097 3179913 3223682 3244615 3372635 3453945 3465924 3539580 3626070 3706835 3798740 3893538 3988677 4043820 4047162 4129510 4178614 4239884 4332405 4395930 4448202 4538710 4542461 4605260 4717790 4835523 4955412 5065786 5189569 5299855 5318236 5446452 5661348 5698110 5776540 5781660 5974382 6149220 6194265 6267921 6354194 6359826 6447364 6489230 6647795 6745270 6808065 6907890 7076685 7138153 7252140 7413670 7419797 7598679 7787076 7977354 8059205 8094324 8155037 8259020 8357228 8664810 8791860 8896404 8961573 9077420 9084922 9435580 9531291 9671046 9733845 10117905 10131572 10379138 10446535 10599710 11120505 11396220 11659681 11948764 12388530 12535842 12664465 12708388 12719652 12978460 13295590 13490540 13616130 13627383 13815780 14153370 14276306 14625149 14827340 14839594 14935955 15197358 15568707 15885485 15899565 15954708 16118410 16310074 17329620 17730251 17923146 18169844 19062582 19342092 19467690 19943385 20235810 20758276 20893070 20910337 21199420 21414459 22241010 22259391 22712305 22982377 23319362 24177615 24465111 24777060 25071684 25328930 25947845 26591180 27232260 27254766 28306740 28552612 29250298 29679188 29871910 30394716 31137414 31339605 31770970 31799130 32236820 32620148 32859101 34979043 35460502 35690765 35846292 37098985 37993395 38125164 38935380 39886770 40471620 40775185 41786140 41820674 42828918 43875447 44482020 44518782 44807865 45424610 45964754 46638724 47656455 48355230 48930222 49967071 50657860 51895690 53190753 54509532 57085259 58298405 58500596 59743820 62274828 62679210 62731011 63541940 63598260 65718202 68136915 68947131 69958086 70921004 71381530 73125745 74197970 75986790 77843535 78519683 79773540 81550370 81617767 83641348 85657836 87750894 88651255 89037564 89615730 90849220 91929508 95312910 96710460 97860444 98577303 99934142 103791380 104551685 106381506 107072295 111296955 114170518 114911885 116596810 122325555 125358420 125462022 128256491 131436404 136273830 137894262 139916172 142763060 146251490 148395940 149901213 151973580 155687070 157039366 160876639 163100740 163235534 164295505 171255777 174895215 175501788 177302510 179231460 190625820 197154606 199868284 209103370 212763012 214144590 219377235 222593910 228341036 229823770 230013707 233193620 235559049 244651110 244853301 249835355 250924044 252806147 256512982 265953765 272547660 275788524 285426295 292502980 299802426 311374140 313655055 314078732 321753278 326471068 328591010 342511554 344735655 349790430 354605020 361450111 384769473 392598415 394309212 408088835 418206740 428289180 438754470 445187820 459647540 460027414 471118098 482629917 489302220 489706602 492886515 499670710 505612294 513025964 531907530 549637781 570852590 599604852 627310110 641282455 643506556 657182020 685023108 689471310 690041121 699580860 722900222 749506065 758418441 769538946 785196830 804383195 816177670 856278885 877508940 897795437 920054828 942236196 965259834 979413204 985773030 999341420 1011224588 1063815060 1084350333 1099275562 1141705180 1150068535 1177795245 1224266505 1254620220 1264030735 1282564910 1378942620 1380082242 1410821401 1445800444 1499012130 1516836882 1539077892 1570393660 1608766390 1632355340 1648913343 1712557770 1769643029 1795590874 1807250555 1923847365 1930519668 1971546060 2168700666 2198551124 2300137070 2355590490 2413149585 2448533010 2528061470 2530150777 2565129820 2693386311 2748188905 2760164484 2821642802 2998024260 3033673764 3217532780 3297826686 3425115540 3450205605 3539286058 3591181748 3614501110 3792092205 3847694730 3975951221 4232464203 4337401332 4488977185 4600274140 4711180980 4826299170 4897066020 5056122940 5060301554 5308929087 5386772622 5421751665 5496377810 5643285604 6595653372 6900411210 7054107005 7078572116 7229002220 7584184410 7590452331 7695389460 7951902442 8244566715 8464928406 8848215145 8977954370 9652598340 9875749807 10120603108 10617858174 10773545244 10843503330 10992755620 11927853663 12650753885 13466931555 13800822420 14108214010 15168368820 15180904662 15903804884 16489133430 16929856812 17696430290 17955908740 19751499614 19879756105 21162321015 21235716348 21687006660 23855707326 25301507770 26544645435 26933863110 27831658547 28216428020 29627249421 30361809324 32978266860 35392860580 37952261655 39502999228 39759512210 42324642030 43735463431 47711414652 49378749035 50603015540 53089290870 53867726220 55663317094 59254498842 59639268315 75904523310 79519024420 83494975641 84649284060 87470926862 98757498070 106178581740 111326634188 118508997684 119278536630 131206390293 139158292735 148136247105 151809046620 166989951282 174941853724 197514996140 218677317155 238557073260 262412780586 278316585470 296272494210 306148244017 333979902564 417474878205 437354634310 524825561172 556633170940 592544988420 612296488034 656031951465 834949756410 874709268620 918444732051 1224592976068 1312063902930 1530741220085 1669899512820 1836889464102 2624127805860 3061482440170 3673778928204 4592223660255 6122964880340 9184447320510 18368894641020
• Sum of all divisors σ(n): 67250175713280
• Sum of proper divisors (its aliquot sum) s(n): 48881281072260
• 18368894641020 is an abundant number, because the sum of its proper divisors (48881281072260) is greater than itself. Its abundance is 30512386431240

Bases of 18368894641020

• Binary: 100001011010011010111011100001010001101111100₂
• Hexadecimal: 0x10B4D770A37C
• Base-36: 6IEJXLJLO

Squares and roots of 18368894641020

• 18368894641020 squared (18368894641020²) is 337416290332893274666640400
• 18368894641020 cubed (18368894641020³) is 6197964287288731704855649770527429208000
• The square root of 18368894641020 is 4285894.8471725249
• The cube root of 18368894641020 is 26385.2375000335

Scales and comparisons

• 18,368,894,641,020 seconds is equal to 584,074 years, 1 week, 4 days, 5 hours, 37 minutes.
• To count from 1 to 18,368,894,641,020 would take you about one million, four hundred sixty thousand, one 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 18368894641020 cubic inches would be around 2198.8 feet tall.

Recreational maths with 18368894641020

• 18368894641020 backwards is 02014649886381
• 18368894641020 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18368894641020's digits is 60
• More coming soon!