18901361046820

Names of 18901361046820

• Cardinal: 18901361046820 can be written as Eighteen trillion, nine hundred one billion, three hundred sixty-one million, forty-six thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 1.890136104682 × 10¹³

Factors of 18901361046820

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 138

Divisors of 18901361046820

• Number of divisors d(n): 972
• Complete list of divisors:
  1 2 4 5 7 10 14 17 20 28 29 34 35 37 41 49 58 68 70 74 82 85 98 116 119 140 145 148 164 170 185 196 203 205 238 245 259 287 289 290 340 370 406 410 476 490 493 518 574 578 580 595 629 697 740 812 820 833 980 986 1015 1036 1073 1148 1156 1189 1190 1258 1295 1369 1394 1421 1435 1445 1517 1666 1681 1813 1972 2009 2023 2030 2146 2378 2380 2465 2516 2590 2738 2788 2842 2870 2890 3034 3145 3332 3362 3451 3485 3626 4018 4046 4060 4165 4292 4403 4756 4879 4930 5180 5365 5476 5684 5740 5780 5945 6068 6290 6724 6845 6902 6970 7105 7252 7511 7585 8036 8092 8323 8330 8381 8405 8806 9065 9583 9758 9860 10045 10115 10619 10693 10730 11767 11849 11890 12580 13690 13804 13940 14161 14210 15022 15170 16646 16660 16762 16810 17255 17612 18130 18241 19166 19516 20090 20213 20230 21238 21386 21460 22015 23273 23534 23698 23780 24157 24395 25789 27380 28322 28420 28577 30044 30340 30821 33292 33524 33620 34153 34510 36260 36482 37555 38332 39701 40180 40426 40460 41615 41905 42476 42772 43993 44030 46546 47068 47396 47915 48314 48749 48790 51578 52577 53095 53465 56129 56644 57154 58261 58667 58835 59245 61642 62197 67081 68306 69020 70805 72964 74333 74851 75110 79402 80852 82369 82943 83230 83810 87986 88060 91205 93092 95830 96628 97498 97580 101065 103156 105154 106190 106930 112258 114308 116365 116522 117334 117670 118490 120785 123284 124394 127687 128945 134162 136612 141491 141610 142885 148666 149702 150220 154105 158804 162911 164738 165886 166460 167620 170765 175972 180523 182410 191660 194996 198505 200039 202130 210308 212380 213860 219965 224516 232730 233044 234668 235340 236980 241570 243745 248788 255374 257890 262885 268324 277907 280645 282982 283220 285770 291305 293335 297332 299404 307951 308210 310097 310985 325822 329476 331772 335405 341243 341530 343621 361046 364820 371665 374255 392903 395641 397010 400078 404260 410669 411845 414715 435379 438413 439930 465460 483140 485809 487490 510748 515780 523957 525770 555814 561290 565964 571540 580601 582610 586670 615902 616420 620194 621970 638435 651644 670810 674917 682486 683060 687242 707455 722092 743330 747881 748510 785806 791282 794020 800156 814555 821338 823690 828733 829430 870758 876826 879860 893809 902615 954193 971618 974980 990437 1000195 1047914 1051540 1057349 1111628 1122580 1140377 1161202 1165220 1173340 1231804 1240388 1243940 1263661 1276870 1341620 1349834 1364972 1374484 1389535 1400273 1414910 1486660 1495762 1497020 1539755 1550485 1571612 1582564 1627741 1629110 1642676 1647380 1657466 1658860 1706215 1718105 1741516 1753652 1787618 1803713 1805230 1908386 1943236 1945349 1964515 1978205 1980874 2000390 2053345 2095828 2114698 2155657 2170679 2176895 2192065 2280754 2301289 2322404 2388701 2405347 2429045 2527322 2553740 2619785 2699668 2750321 2769487 2779070 2800546 2829820 2903005 2991524 3047653 3068891 3079510 3100970 3255482 3258220 3314932 3374585 3400663 3412430 3436210 3575236 3607426 3610460 3739405 3816772 3890698 3929030 3956410 3961748 4000780 4106690 4143665 4229396 4311314 4341358 4353790 4384130 4469045 4561508 4602578 4724419 4770965 4777402 4810694 4858090 4952185 5054644 5235167 5239570 5286745 5500642 5538974 5558140 5601092 5701885 5801131 5806010 6095306 6137782 6159020 6201940 6318305 6510964 6679351 6749170 6801326 6824860 6872420 7001365 7214852 7401443 7478810 7781396 7858060 7912820 8138705 8213380 8287330 8622628 8682716 8707580 8768260 8938090 9018565 9205156 9448838 9541930 9554804 9621388 9716180 9726745 9904370 10470334 10479140 10573490 10778285 10853395 11001284 11077948 11394187 11403770 11473589 11506445 11602262 11612020 11943505 12026735 12190612 12275564 12625991 12636610 12713977 13358702 13498340 13602652 13751605 13847435 14002730 14088461 14802886 14957620 15194753 15238265 15344455 16109023 16221281 16277410 16574660 16837429 17003315 17876180 17974933 18037130 18897676 19083860 19386409 19453490 19808740 20940668 21146980 21482237 21556570 21706790 22788374 22807540 22947178 23012890 23204524 23622095 23804641 23887010 24053470 25251982 25273220 25427954 26175835 26717404 27503210 27671597 27694870 28005460 28176922 29005655 29605772 30389506 30476530 30663121 30688910 32218046 32442562 32554820 33070933 33396755 33674858 34006630 35949866 36074260 36646169 37007215 38772818 38906980 39121913 40607917 42964474 43113140 43413580 45576748 45894356 46025780 46755457 47244190 47609282 47774020 48106940 50503964 50855908 51810101 52351670 55006420 55343194 55389740 56353844 56970935 57367945 58011310 60779012 60953060 61326242 61377820 63129955 63569885 64436092 64885124 66141866 66737381 66793510 67349716 68013260 70442305 71899732 73292338 74014430 75973765 77545636 78243826 79759309 80315123 80545115 81106405 81215834 84187145 85928948 88381937 88997839 89874665 93510914 94488380 95218564 96932045 98619227 103620202 104703340 107411185 110686388 112763161 113548967 113941870 114735890 116022620 119023205 122652484 125824531 126259910 127139770 132283732 133474762 133587020 138357985 140884610 146584676 148028860 151947530 153315605 156487652 159518618 160630246 161090230 162212810 162431668 165354665 168374290 176763874 177995678 179749330 183230845 187021828 193701179 193864090 195609565 197238454 203039585 207240404 214641847 214822370 225526322 227097934 227883740 229471780 233777285 238046410 251649062 252519820 254279540 259050505 266949524 273853391 276715970 281769220 303895060 306631210 319037236 321260492 322180460 324425620 330709330 333686905 336748580 353527748 355991356 359498660 366461690 387402358 387728180 391219130 394476908 398796545 401575615 406079170 429283694 429644740 441909685 444989195 451052644 454195868 467161667 467554570 470417149 476092820 493096135 503298124 518101010 521273057 547706782 553431940 562205861 563815805 567744835 613262420 622984873 629122655 661418660 665072521 667373810 690334589 732923380 774804716 782438260 794842769 797593090 803151230 812158340 858567388 880771717 883819370 889978390 934323334 935109140 940834298 968505895 986192270 1036202020 1042546114 1073209235 1095413564 1124411722 1127631610 1134535477 1135489670 1245969746 1258245310 1330145042 1334747620 1355908253 1369266955 1380669178 1502492929 1589685538 1595186180 1606302460 1761543434 1767638740 1779956780 1868646668 1881668596 1916973737 1937011790 1972384540 2085092228 2146418470 2248823444 2255263220 2269070954 2270979340 2335808335 2352085745 2491939492 2516490620 2606365285 2660290084 2711816506 2738533910 2761338356 2811029305 3004985858 3114924365 3179371076 3270131669 3292920043 3325362605 3451672945 3523086868 3648911399 3833947474 3874023580 3974213845 4292836940 4403858585 4538141908 4655507647 4671616670 4704171490 5212730570 5423633012 5477067820 5622058610 5672677385 6009971716 6229848730 6540263338 6585840086 6650725210 6779541265 6903345890 7297822798 7512464645 7667894948 7941748339 7948427690 8807717170 9311015294 9343233340 9408342980 9584868685 10425461140 11244117220 11345354770 12459697460 13080526676 13171680172 13301450420 13559082530 13806691780 14595645596 15024929290 15883496678 15896855380 16350658345 16464600215 17615434340 18244556995 18622030588 19169737370 19287103109 22690709540 23050440301 23277538235 25542379793 27118165060 30049858580 31766993356 32588553529 32701316690 32929200430 36489113990 38339474740 38574206218 39708741695 46100880602 46555076470 51084759586 55592238373 65177107058 65402633380 65858400860 72978227980 77148412436 79417483390 92201761204 93110152940 96435515545 102169519172 111184476746 115252201505 127711898965 130354214116 135009721763 158834966780 162942767645 192871031090 222368953492 230504403010 255423797930 270019443526 277961191865 325885535290 385742062180 461008806020 510847595860 540038887052 555922383730 651771070580 675048608815 945068052341 1111844767460 1350097217630 1890136104682 2700194435260 3780272209364 4725340261705 9450680523410 18901361046820
• Sum of all divisors σ(n): 53451900481140
• Sum of proper divisors (its aliquot sum) s(n): 34550539434320
• 18901361046820 is an abundant number, because the sum of its proper divisors (34550539434320) is greater than itself. Its abundance is 15649178387500

Bases of 18901361046820

• Binary: 100010011000011010000111010010011010100100100₂
• Hexadecimal: 0x1130D0E93524
• Base-36: 6P75YCJS4

Squares and roots of 18901361046820

• 18901361046820 squared (18901361046820²) is 357261449422244446232112400
• 18901361046820 cubed (18901361046820³) is 6752727643640064770427731237563902568000
• The square root of 18901361046820 is 4347569.5562946431
• The cube root of 18901361046820 is 26637.7594437651

Scales and comparisons

• 18,901,361,046,820 seconds is equal to 601,004 years, 42 weeks, 2 days, 20 hours, 33 minutes, 40 seconds.
• To count from 1 to 18,901,361,046,820 would take you about one million, five hundred two thousand, five hundred twelve 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 18901361046820 cubic inches would be around 2219.8 feet tall.

Recreational maths with 18901361046820

• 18901361046820 backwards is 02864016310981
• 18901361046820 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18901361046820's digits is 49
• More coming soon!