18380012817857040

Names of 18380012817857040

• Cardinal: 18380012817857040 can be written as Eighteen quadrillion, three hundred eighty trillion, twelve billion, eight hundred seventeen million, eight hundred fifty-seven thousand and forty.

Scientific notation

• Scientific notation: 1.838001281785704 × 10¹⁶

Factors of 18380012817857040

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 59784064669

Divisors of 18380012817857040

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 28 30 35 36 40 42 45 48 56 60 61 63 70 72 80 84 90 105 112 120 122 126 140 144 168 180 183 210 240 244 252 280 305 315 336 360 366 420 427 488 504 549 560 610 630 720 732 840 854 915 976 1008 1098 1220 1260 1281 1464 1680 1708 1830 2135 2196 2440 2520 2562 2745 2928 3416 3660 3843 4270 4392 4880 5040 5124 5490 6405 6832 7320 7686 8540 8784 10248 10980 12810 14640 15372 17080 19215 20496 21960 25620 30744 34160 38430 43920 51240 61488 76860 102480 153720 307440 59784064591 119568129182 179352193773 239136258364 298920322955 358704387546 418488452137 478272516728 538056581319 597840645910 717408775092 836976904274 896760968865 956545033456 1076113162638 1195681291820 1255465356411 1434817550184 1673953808548 1793521937730 2092442260685 2152226325276 2391362583640 2510930712822 2690282906595 2869635100368 3347907617096 3587043875460 3646827940051 3766396069233 4184884521370 4304452650552 4782725167280 5021861425644 5380565813190 6277326782055 6695815234192 7174087750920 7293655880102 7532792138466 8369769042740 8608905301104 10043722851288 10761131626380 10940483820153 12554653564110 14348175501840 14587311760204 15065584276932 16739538085480 18234139700255 18831980346165 20087445702576 21522263252760 21880967640306 25109307128220 25527795580357 29174623520408 30131168553864 32821451460459 33479076170960 36468279400510 37663960692330 43044526505520 43761935280612 50218614256440 51055591160714 54702419100765 58349247040816 60262337107728 65642902920918 72936558801020 75327921384660 76583386741071 87523870561224 100437228512880 102111182321428 109404838201530 127638977901785 131285805841836 145873117602040 150655842769320 153166773482142 164107257302295 175047741122448 204222364642856 218809676403060 229750160223213 255277955803570 262571611683672 291746235204080 301311685538640 306333546964284 328214514604590 382916933705355 408444729285712 437619352806120 459500320446426 510555911607140 525143223367344 612667093928568 656429029209180 765833867410710 875238705612240 919000640892852 1021111823214280 1148750801116065 1225334187857136 1312858058418360 1531667734821420 1838001281785704 2042223646428560 2297501602232130 2625716116836720 3063335469642840 3676002563571408 4595003204464260 6126670939285680 9190006408928520 18380012817857040
• Sum of all divisors σ(n): 71700702618994176
• Sum of proper divisors (its aliquot sum) s(n): 53320689801137136
• 18380012817857040 is an abundant number, because the sum of its proper divisors (53320689801137136) is greater than itself. Its abundance is 34940676983280096

Bases of 18380012817857040

• Binary: 1000001010011001000011000110110111110011011101000010000₂
• Hexadecimal: 0x414C8636F9BA10
• Base-36: 50Z65BLVTW0

Squares and roots of 18380012817857040

• 18380012817857040 squared (18380012817857040²) is 337824871184589087859097877561600
• 18380012817857040 cubed (18380012817857040³) is 6209225462563650835328598311498465952012593664000
• The square root of 18380012817857040 is 135572905.9135970575
• The cube root of 18380012817857040 is 263905.5984114997

Scales and comparisons

• 18,380,012,817,857,040 seconds is equal to 584,427,554 years, 25 weeks, 5 days, 7 hours, 24 minutes.
• To count from 1 to 18,380,012,817,857,040 would take you about one billion, seven hundred fifty-three million, two hundred eighty-two thousand, six hundred sixty-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 18380012817857040 cubic inches would be around 21992.1 feet tall.

Recreational maths with 18380012817857040

• 18380012817857040 backwards is 04075871821008381
• 18380012817857040 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 18380012817857040's digits is 63
• More coming soon!