18135173583854481

Names of 18135173583854481

• Cardinal: 18135173583854481 can be written as Eighteen quadrillion, one hundred thirty-five trillion, one hundred seventy-three billion, five hundred eighty-three million, eight hundred fifty-four thousand, four hundred eighty-one.

Scientific notation

• Scientific notation: 1.8135173583854481 × 10¹⁶

Factors of 18135173583854481

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 4876

Divisors of 18135173583854481

• Number of divisors d(n): 216
• Complete list of divisors:
  1 3 7 11 21 33 49 67 77 121 147 201 231 363 469 539 737 847 1407 1617 2089 2211 2541 2699 3283 5159 5929 6267 8097 8107 9849 14623 15477 17787 18893 22979 24321 29689 36113 43869 56679 56749 68937 89067 102361 108339 132251 139963 160853 170247 180833 207823 252769 307083 326579 396753 397243 419889 482559 542499 623469 758307 979737 979741 1125971 1191729 1265831 1454761 1539593 1769383 1989163 2286053 2939223 3377913 3797493 4364283 4618779 5308149 5638211 5967489 6858159 6858187 7284601 8860817 10777151 12385681 13924141 16002371 16914633 16935523 20574561 21853803 21880793 26582451 32331453 37157043 39467477 41772423 48007113 50806569 50992207 62020321 65642379 75440057 80130611 97468987 118402431 118548661 152976621 153165551 186060963 226320171 240391833 276272339 292406961 355645983 356945449 377760137 434142247 459496653 488068267 560914277 682223531 828817017 829840627 881436721 1070836347 1072158857 1133280411 1302426741 1464204801 1682742831 2046670593 2489521881 2644310163 2644320959 3038995729 3216476571 3416477869 3926399939 4155361507 4775564717 5368750937 6170057047 7932962877 9116987187 10249433607 11779199817 12466084521 14326694151 15217531489 16106252811 18510171141 18510246713 23915345083 29087530549 33428953019 37581256559 43190399329 45652594467 45708976577 55530740139 59056260307 71746035249 87262591647 100286859057 106522720423 112743769677 129571197987 137126929731 167392846379 177168780921 203612713843 263068795913 319568161269 319962836039 413393822149 502178539137 610838141529 745659042961 789206387739 959888508117 1019574609763 1171749924653 1240181466447 1841321310169 2236977128883 2239739852273 2893756755043 3058723829289 3515249773959 5523963930507 6719219556819 7137022268341 8202249472571 8681270265129 11215320707393 12889249171183 21411066805023 24606748417713 33645962122179 38667747513549 49959155878387 78507244951751 90224744198281 123368527781323 149877467635161 235521734855253 270674232594843 370105583343969 549550714662257 863579694469261 1648652143986771 2590739083407783 6045057861284827 18135173583854481
• Sum of all divisors σ(n): 31405694018270880
• Sum of proper divisors (its aliquot sum) s(n): 13270520434416399
• 18135173583854481 is a deficient number, because the sum of its proper divisors (13270520434416399) is less than itself. Its deficiency is 4864653149438082

Bases of 18135173583854481

• Binary: 1000000011011011101100000100011011001111101101110010001₂
• Hexadecimal: 0x406DD82367DB91
• Base-36: 4YKDRQBIQVL

Squares and roots of 18135173583854481

• 18135173583854481 squared (18135173583854481²) is 328884520916533380406480983779361
• 18135173583854481 cubed (18135173583854481³) is 5964377875864152682602584098450429385321235166641
• The square root of 18135173583854481 is 134666898.6197219923
• The cube root of 18135173583854481 is 262728.5318497185

Scales and comparisons

• 18,135,173,583,854,481 seconds is equal to 576,642,424 years, 9 weeks, 6 days, 17 hours, 21 minutes, 21 seconds.
• To count from 1 to 18,135,173,583,854,481 would take you about one billion, seven hundred twenty-nine million, nine hundred twenty-seven thousand, two hundred seventy-two 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 18135173583854481 cubic inches would be around 21894 feet tall.

Recreational maths with 18135173583854481

• 18135173583854481 backwards is 18445838537153181
• The number of decimal digits it has is: 17
• The sum of 18135173583854481's digits is 75
• More coming soon!