18454831641989442

Names of 18454831641989442

• Cardinal: 18454831641989442 can be written as Eighteen quadrillion, four hundred fifty-four trillion, eight hundred thirty-one billion, six hundred forty-one million, nine hundred eighty-nine thousand, four hundred forty-two.

Scientific notation

• Scientific notation: 1.8454831641989442 × 10¹⁶

Factors of 18454831641989442

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 1090

Divisors of 18454831641989442

• Number of divisors d(n): 486
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 27 42 49 54 63 81 98 126 147 162 189 191 243 294 378 382 441 486 567 573 729 882 887 1134 1146 1323 1337 1458 1701 1719 1774 2187 2646 2661 2674 3402 3438 3969 4011 4374 5103 5157 5322 6209 6561 7938 7983 8022 9359 10206 10314 11907 12033 12418 13122 15309 15471 15966 18627 18718 23814 23949 24066 28077 30618 30942 35721 36099 36481 37254 43463 45927 46413 47898 55881 56154 71442 71847 72198 72962 84231 86926 91854 92826 107163 108297 109443 111762 130389 139239 143694 167643 168462 169417 214326 215541 216594 218886 252693 255367 260778 278478 321489 324891 328329 335286 338834 391167 417717 431082 502929 505386 508251 510734 642978 646623 649782 656658 758079 766101 782334 786769 835434 974673 984987 1005858 1016502 1173501 1185919 1253151 1293246 1508787 1516158 1524753 1532202 1573538 1787569 1939869 1949346 1969974 2274237 2298303 2347002 2360307 2371838 2506302 2924019 2954961 3017574 3049506 3520503 3557757 3575138 3879738 4526361 4548474 4574259 4596606 4720614 5362707 5507383 5819607 5848038 5909922 6822711 6894909 7041006 7080921 7115514 8301433 8772057 8864883 9052722 9148518 10561509 10673271 10725414 11014766 11639214 13579083 13645422 13722777 13789818 14161842 16088121 16522149 16602866 17544114 17729766 20468133 20684727 21123018 21242763 21346542 24904299 26594649 27158166 27445554 31684527 32019813 32176242 32358647 33044298 38551681 40737249 40936266 41168331 41369454 42485526 48264363 49566447 49808598 53189298 61404399 62054181 63369054 63728289 64039626 64717294 74712897 77103362 79783947 81474498 82336662 95053581 96059439 96528726 97075941 99132894 115655043 122808798 123504993 124108362 127456578 144793089 148699341 149425794 150272879 159567894 186162543 190107162 191184867 192118878 194151882 224138691 226510529 231310086 239351841 247009986 285160743 288178317 289586178 291227823 297398682 300545758 346965129 370514979 372325086 382369734 434379267 446098023 448277382 450818637 453021058 478703682 558487629 570321486 573554601 576356634 582455646 672416073 679531587 693930258 741029958 864534951 868758534 873683469 892196046 901637274 1040895387 1051910153 1111544937 1116975258 1147109202 1303137801 1338294069 1344832146 1352455911 1359063174 1585573703 1675462887 1720663803 1729069902 1747366938 2017248219 2038594761 2081790774 2103820306 2223089874 2593604853 2606275602 2621050407 2676588138 2704911822 3122686161 3155730459 3171147406 3350925774 3441327606 3909413403 4014882207 4034496438 4057367733 4077189522 4756721109 5161991409 5187209706 5242100814 6051744657 6115784283 6245372322 6311460918 7363371071 7780814559 7818826806 7863151221 8029764414 8114735466 9368058483 9467191377 9513442218 10323982818 11728240209 12044646621 12103489314 12172103199 12231568566 14270163327 14726742142 15561629118 15726302442 18155233971 18347352849 18736116966 18934382754 22090113213 23456480418 23589453663 24089293242 24344206398 28104175449 28401574131 28540326654 28702119889 36133939863 36310467942 36516309597 36694705698 42810489981 44180226426 47178907326 54465701913 55042058547 56208350898 56803148262 57404239778 66270339639 70768360989 72267879726 73032619194 84312526347 85204722393 85620979962 86106359667 108931403826 109548928791 110084117094 128431469943 132540679278 141536721978 165126175641 168625052694 170409444786 172212719334 198811018917 200914839223 212305082967 219097857582 252937579041 255614167179 256862939886 258319079001 328646786373 330252351282 385294409829 397622037834 401829678446 424610165934 495378526923 505875158082 511228334358 516638158002 596433056751 602744517669 657293572746 766842501537 770588819658 774957237003 985940359119 990757053846 1155883229487 1192866113502 1205489035338 1406403874561 1486135580769 1533685003074 1549914474006 1789299170253 1808233553007 1971880718238 2300527504611 2311766458974 2324871711009 2812807749122 2972271161538 3467649688461 3578598340506 3616467106014 4219211623683 4601055009222 4649743422018 5367897510759 5424700659021 6901582513833 6935299376922 6974615133027 8438423247366 10402949065383 10735795021518 10849401318042 12657634871049 13803165027666 13949230266054 16103692532277 16274101977063 20805898130766 20923845399081 25315269742098 32207385064554 32548203954126 37972904613147 41847690798162 48311077596831 48822305931189 62771536197243 75945809226294 96622155193662 97644611862378 113918713839441 125543072394486 146466917793567 188314608591729 227837427678882 292933835587134 341756141518323 376629217183458 439400753380701 683512283036646 878801506761402 1025268424554969 1318202260142103 2050536849109938 2636404520284206 3075805273664907 6151610547329814 9227415820994721 18454831641989442
• Sum of all divisors σ(n): 48609249700127571
• Sum of proper divisors (its aliquot sum) s(n): 30154418058138129
• 18454831641989442 is an abundant number, because the sum of its proper divisors (30154418058138129) is greater than itself. Its abundance is 11699586416148687

Bases of 18454831641989442

• Binary: 1000001100100001001001001010100011010010001000101000010₂
• Hexadecimal: 0x41909254691142
• Base-36: 51POWM60A4I

Squares and roots of 18454831641989442

• 18454831641989442 squared (18454831641989442²) is 340580810934174723939047639471364
• 18454831641989442 cubed (18454831641989442³) is 6285361526282431422305108239526188035122149338888
• The square root of 18454831641989442 is 135848561.4277510191
• The cube root of 18454831641989442 is 264263.2038040043

Scales and comparisons

• 18,454,831,641,989,442 seconds is equal to 586,806,561 years, 34 weeks, 6 days, 22 hours, 50 minutes, 42 seconds.
• To count from 1 to 18,454,831,641,989,442 would take you about one billion, seven hundred sixty million, four hundred nineteen thousand, six 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 18454831641989442 cubic inches would be around 22021.9 feet tall.

Recreational maths with 18454831641989442

• 18454831641989442 backwards is 24498914613845481
• 18454831641989442 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 18454831641989442's digits is 81
• More coming soon!