18288665745764480

Names of 18288665745764480

• Cardinal: 18288665745764480 can be written as Eighteen quadrillion, two hundred eighty-eight trillion, six hundred sixty-five billion, seven hundred forty-five million, seven hundred sixty-four thousand, four hundred eighty.

Scientific notation

• Scientific notation: 1.828866574576448 × 10¹⁶

Factors of 18288665745764480

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 7718965

Divisors of 18288665745764480

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 32 37 40 44 55 64 74 80 88 110 121 128 148 160 176 185 220 242 296 320 352 370 407 440 484 592 605 640 704 740 814 827 880 968 1184 1210 1408 1480 1628 1654 1760 1936 2035 2368 2420 2960 3256 3308 3520 3872 4070 4135 4477 4736 4840 5920 6512 6616 7040 7744 8140 8270 8954 9097 9680 11840 13024 13232 15488 16280 16540 17908 18194 19360 22385 23680 26048 26464 30599 32560 33080 35816 36388 38720 44770 45485 52096 52928 61198 65120 66160 71632 72776 77440 89540 90970 100067 105856 122396 130240 132320 143264 145552 152995 179080 181940 200134 244792 260480 264640 286528 291104 305990 336589 358160 363880 400268 489584 500335 529280 573056 582208 611980 673178 716320 727760 800536 979168 1000670 1164416 1223960 1346356 1432640 1455520 1601072 1682945 1958336 2001340 2447920 2692712 2865280 2911040 3202144 3365890 3702479 3916672 4002680 4895840 5385424 5822080 6404288 6731780 7404958 7718083 8005360 9791680 10770848 12808576 13463560 14809916 15436166 16010720 18512395 19583360 21541696 26927120 29619832 30872332 32021440 37024790 38590415 43083392 53854240 59239664 61744664 64042880 74049580 77180830 84898913 107708480 118479328 123489328 148099160 154361660 169797826 215416960 236958656 246978656 285569071 296198320 308723320 339595652 424494565 473917312 493957312 571138142 592396640 617446640 679191304 848989130 933888043 987914624 1142276284 1184793280 1234893280 1358382608 1427845355 1697978260 1867776086 2284552568 2369586560 2469786560 2716765216 2855690710 3141259781 3395956520 3735552172 4569105136 4669440215 4939573120 5433530432 5711381420 6282519562 6382854641 6791913040 7471104344 9138210272 9338880430 10867060864 11422762840 12565039124 12765709282 13583826080 14942208688 15706298905 18276420544 18677760860 22845525680 25130078248 25531418564 27167652160 29884417376 31412597810 31914273205 34553857591 36552841088 37355521720 45691051360 50260156496 51062837128 54335304320 59768834752 62825195620 63828546410 69107715182 70211401051 74711043440 91382102720 100520312992 102125674256 119537669504 125650391240 127657092820 138215430364 140422802102 149422086880 172769287955 182764205440 201040625984 204251348512 236165621717 251300782480 255314185640 276430860728 280845604204 298844173760 345538575910 351057005255 402081251968 408502697024 472331243434 502601564960 510628371280 552861721456 561691208408 597688347520 691077151820 702114010510 772325411561 817005394048 944662486868 1005203129920 1021256742560 1105723442912 1123382416816 1180828108585 1382154303640 1404228021020 1544650823122 1889324973736 2010406259840 2042513485120 2211446885824 2246764833632 2361656217170 2597821838887 2764308607280 2808456042040 3089301646244 3778649947472 3861627057805 4085026970240 4422893771648 4493529667264 4723312434340 5195643677774 5528617214560 5616912084080 6178603292488 7557299894944 7723254115610 8987059334528 9446624868680 10391287355548 11057234429120 11233824168160 12357206584976 12989109194435 15114599789888 15446508231220 18893249737360 20782574711096 22114468858240 22467648336320 24714413169952 25978218388870 28576040227757 30229199579776 30893016462440 37786499474720 41565149422192 44935296672640 49428826339904 51956436777740 57152080455514 61786032924880 75572998949440 83130298844384 98857652679808 103912873555480 114304160911028 123572065849760 142880201138785 151145997898880 166260597688768 207825747110960 228608321822056 247144131699520 285760402277570 332521195377536 415651494221920 457216643644112 494288263399040 571520804555140 831302988443840 914433287288224 1143041609110280 1662605976887680 1828866574576448 2286083218220560 3657733149152896 4572166436441120 9144332872882240 18288665745764480
• Sum of all divisors σ(n): 49415876859666240
• Sum of proper divisors (its aliquot sum) s(n): 31127211113901760
• 18288665745764480 is an abundant number, because the sum of its proper divisors (31127211113901760) is greater than itself. Its abundance is 12838545368137280

Bases of 18288665745764480

• Binary: 1000000111110010111000111010001001100010011000010000000₂
• Hexadecimal: 0x40F971D1313080
• Base-36: 502SH21O6M8

Squares and roots of 18288665745764480

• 18288665745764480 squared (18288665745764480²) is 334475294760299043403059629670400
• 18288665745764480 cubed (18288665745764480³) is 6117106866087158774380158290046201146138427392000
• The square root of 18288665745764480 is 135235593.4869384895
• The cube root of 18288665745764480 is 263467.6761392513

Scales and comparisons

• 18,288,665,745,764,480 seconds is equal to 581,523,000 years, 8 weeks, 1 day, 11 hours, 1 minute, 20 seconds.
• To count from 1 to 18,288,665,745,764,480 would take you about one billion, seven hundred forty-four million, five hundred sixty-nine thousand 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 18288665745764480 cubic inches would be around 21955.6 feet tall.

Recreational maths with 18288665745764480

• 18288665745764480 backwards is 08446754756688281
• The number of decimal digits it has is: 17
• The sum of 18288665745764480's digits is 89
• More coming soon!