18201061728640

Names of 18201061728640

• Cardinal: 18201061728640 can be written as Eighteen trillion, two hundred one billion, sixty-one million, seven hundred twenty-eight thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.820106172864 × 10¹³

Factors of 18201061728640

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 1220

Divisors of 18201061728640

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 17 20 28 32 34 35 40 49 56 64 68 70 80 85 98 112 119 128 136 140 151 160 170 196 224 238 245 272 280 302 311 320 340 392 448 476 490 544 560 595 604 622 640 680 727 755 784 833 896 952 980 1057 1088 1120 1190 1208 1244 1360 1454 1510 1555 1568 1666 1904 1960 2114 2176 2177 2240 2380 2416 2488 2567 2720 2908 3020 3110 3136 3332 3635 3808 3920 4165 4228 4354 4480 4760 4832 4976 5089 5134 5285 5287 5440 5816 6040 6220 6272 6664 7270 7399 7616 7840 8330 8456 8708 9520 9664 9952 10178 10268 10570 10574 10880 10885 11632 12080 12359 12440 12835 13328 14540 14798 15232 15239 15680 16660 16912 17416 17969 19040 19328 19904 20356 20536 21140 21148 21770 23264 24160 24718 24880 25445 25670 26435 26656 29080 29596 30478 31360 33320 33824 34832 35623 35938 36995 37009 38080 39808 40712 41072 42280 42296 43540 46528 46961 48320 49436 49760 50890 51340 52870 53312 58160 59192 60956 61795 66640 67648 69664 71246 71876 73990 74018 76160 76195 81424 82144 84560 84592 86513 87080 89845 93056 93922 96640 98872 99520 101780 102680 105740 106624 109777 116320 118384 121912 123590 125783 133280 135296 139328 142492 143752 147980 148036 152390 162848 164288 169120 169184 173026 174160 178115 179690 185045 187844 197744 199040 203560 205360 211480 219554 226097 232640 234805 236768 243824 247180 251566 259063 266560 278656 284984 287504 295960 296072 304780 325696 328576 328727 338240 338368 346052 348320 356230 359380 370090 375688 395488 407120 410720 422960 432565 439108 452194 465280 469610 473536 487648 494360 503132 518126 533120 548885 569968 575008 591920 592144 605591 609560 628915 651392 657454 676480 676736 692104 696640 712460 718760 740180 751376 768439 790976 798337 814240 821440 845920 865130 878216 904388 939220 947072 975296 988720 1006264 1036252 1097770 1130485 1139936 1150016 1183840 1184288 1211182 1219120 1257830 1295315 1314908 1384208 1393280 1424920 1437520 1480360 1502752 1536878 1581952 1582679 1596674 1628480 1642880 1643635 1691840 1730260 1756432 1808776 1866209 1878440 1950592 1977440 2012528 2072504 2195540 2260970 2279872 2300032 2301089 2367680 2368576 2422364 2438240 2515660 2590630 2629816 2768416 2849840 2875040 2960720 3005504 3027955 3073756 3165358 3193348 3256960 3287270 3383680 3460520 3512864 3617552 3732418 3756880 3842195 3843649 3954880 3991685 4025056 4145008 4391080 4521940 4559744 4602178 4735360 4737152 4844728 4876480 5031320 5181260 5259632 5379073 5536832 5588359 5699680 5750080 5921440 6011008 6055910 6147512 6330716 6386696 6574540 6921040 7025728 7235104 7464836 7513760 7684390 7687298 7909760 7913395 7983370 8050112 8290016 8782160 9043880 9204356 9331045 9689456 9752960 10062640 10362520 10519264 10758146 11073664 11078753 11176718 11399360 11500160 11505445 11842880 12111820 12295024 12661432 12773392 13063463 13149080 13842080 14051456 14470208 14929672 15027520 15368780 15374596 15826790 15966740 16100224 16580032 17564320 18087760 18408712 18662090 19218245 19378912 20125280 20725040 21038528 21516292 22157506 22353436 22798720 23010890 23685760 24223640 24590048 25322864 25546784 26126926 26298160 26895365 26905543 27684160 27941795 28940416 29859344 30055040 30737560 30749192 31653580 31933480 33160064 34140647 35128640 36175520 36817424 37324180 38436490 38757824 39118513 40250560 41450080 42077056 43032584 44315012 44706872 46021780 48447280 49180096 50645728 51093568 52253852 52596320 53790730 53811086 55368320 55393765 55883590 59718688 61475120 61498384 63307160 63866960 65317315 68281294 70257280 72351040 73634848 74648360 76872980 77515648 78237026 80501120 82900160 86065168 88630024 89413744 91444241 92043560 96894560 98360192 101291456 102187136 104507704 105192640 107581460 107622172 110787530 111767180 119437376 122950240 122996768 126614320 127733920 130634630 134527715 136562588 144702080 147269696 149296720 153745960 156474052 165800320 170703235 172130336 177260048 178827488 182888482 184087120 188338801 193789120 195592565 202582912 209015408 210385280 215162920 215244344 221575060 223534360 238874752 238984529 245900480 245993536 253228640 255467840 261269260 269055430 273125176 294539392 298593440 307491920 312948104 341406470 344260672 354520096 357654976 365776964 368174240 376677602 387578240 391185130 418030816 430325840 430488688 443150120 447068720 457221205 477969058 491800960 491987072 506457280 510935680 522538520 538110860 546250352 580390999 597186880 614983840 625896208 682812940 688521344 709040192 715309952 731553928 736348480 753355204 782370260 836061632 860651680 860977376 886300240 894137440 914442410 941694005 955938116 1012914560 1045077040 1076221720 1092500704 1160781998 1194373760 1194922645 1229967680 1251792416 1365625880 1418080384 1463107856 1472696960 1506710408 1564740520 1672123264 1672891703 1721303360 1721954752 1772600480 1788274880 1828884820 1883388010 1911876232 2090154080 2152443440 2185001408 2321563996 2389845290 2459935360 2503584832 2731251760 2901954995 2926215712 3013420816 3129481040 3345783406 3442606720 3443909504 3545200960 3576549760 3657769640 3766776020 3823752464 4062736993 4180308160 4304886880 4370002816 4643127992 4779690580 5007169664 5462503520 5803909990 5852431424 6026841632 6258962080 6691566812 7090401920 7315539280 7533552040 7647504928 8125473986 8360616320 8364458515 8609773760 9286255984 9559381160 10925007040 11607819980 11704862848 12053683264 12517924160 13383133624 14631078560 15067104080 15295009856 16250947972 16728917030 17219547520 18572511968 19118762320 20313684965 21850014080 23215639960 24107366528 25035848320 26766267248 28439158951 29262157120 30134208160 30590019712 32501895944 33457834060 37145023936 38237524640 40627369930 46431279920 53532534496 56878317902 58524314240 60268416320 65003791888 66915668120 74290047872 76475049280 81254739860 92862559840 107065068992 113756635804 120536832640 130007583776 133831336240 142195794755 152950098560 162509479720 185725119680 214130137984 227513271608 260015167552 267662672480 284391589510 325018959440 371450239360 455026543216 520030335104 535325344960 568783179020 650037918880 910053086432 1070650689920 1137566358040 1300075837760 1820106172864 2275132716080 2600151675520 3640212345728 4550265432160 9100530864320 18201061728640
• Sum of all divisors σ(n): 54196139612160
• Sum of proper divisors (its aliquot sum) s(n): 35995077883520
• 18201061728640 is an abundant number, because the sum of its proper divisors (35995077883520) is greater than itself. Its abundance is 17794016154880

Bases of 18201061728640

• Binary: 100001000110111000011110100011010000110000000₂
• Hexadecimal: 0x108DC3D1A180
• Base-36: 6G9GA7RLS

Squares and roots of 18201061728640

• 18201061728640 squared (18201061728640²) is 331278648049763704996249600
• 18201061728640 cubed (18201061728640³) is 6029623122534154345202569749292908544000
• The square root of 18201061728640 is 4266270.2362414879
• The cube root of 18201061728640 is 26304.6326317887

Scales and comparisons

• 18,201,061,728,640 seconds is equal to 578,737 years, 24 weeks, 16 hours, 10 minutes, 40 seconds.
• To count from 1 to 18,201,061,728,640 would take you about one million, four hundred forty-six thousand, eight hundred forty-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 18201061728640 cubic inches would be around 2192.1 feet tall.

Recreational maths with 18201061728640

• 18201061728640 backwards is 04682716010281
• The number of decimal digits it has is: 14
• The sum of 18201061728640's digits is 46
• More coming soon!