18181943312841

Names of 18181943312841

• Cardinal: 18181943312841 can be written as Eighteen trillion, one hundred eighty-one billion, nine hundred forty-three million, three hundred twelve thousand, eight hundred forty-one.

Scientific notation

• Scientific notation: 1.8181943312841 × 10¹³

Factors of 18181943312841

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 314

Divisors of 18181943312841

• Number of divisors d(n): 315
• Complete list of divisors:
  1 3 7 9 11 21 27 33 49 63 77 81 99 121 147 189 231 243 293 297 343 363 441 539 567 693 729 847 879 891 1029 1089 1323 1617 1701 2051 2079 2401 2541 2637 2673 3087 3223 3267 3773 3969 4851 5103 5929 6153 6237 7203 7623 7911 8019 9261 9669 9801 11319 11907 14357 14553 17787 18459 18711 21609 22561 22869 23733 26411 27783 29007 29403 33957 35453 35721 41503 43071 43659 53361 55377 56133 64827 67683 68607 71199 79233 83349 85849 87021 88209 100499 101871 106359 124509 129213 130977 157927 160083 166131 194481 203049 205821 213597 237699 248171 250047 257547 261063 290521 301497 305613 319077 373527 387639 392931 473781 480249 498393 583443 600943 609147 617463 703493 713097 744513 772641 783189 871563 904491 916839 944339 957231 1105489 1120581 1162917 1421343 1440747 1495179 1737197 1750329 1802829 1827441 2110479 2139291 2233539 2317923 2349567 2614689 2713473 2750517 2833017 2871693 3316467 3361743 3488751 4206601 4264029 4322241 5211591 5408487 5482323 6331437 6417873 6610373 6700617 6953769 7738423 7844067 8140419 8499051 8615079 9949401 10085229 10387729 10466253 12160379 12619803 12792087 15634773 16225461 16446969 18994311 19253619 19831119 20101851 20861307 23215269 23532201 24421257 25497153 25845237 29446207 29848203 30255687 31163187 36481137 37859409 38376261 46272611 46904319 48676383 56982933 59493357 60305553 62583921 69645807 70596603 72714103 73263771 76491459 85122653 88338621 89544609 93489561 109443411 113578227 115128783 138817833 140712957 146029149 170948799 178480071 180916659 206123449 208937421 211789809 218142309 229474377 255367959 265015863 268633827 280468683 323908277 328330233 340734681 416453499 422138871 438087447 508998721 512846397 535440213 618370347 626812263 654426927 688423131 766103877 795047589 805901481 841406049 971724831 984990699 1022204043 1249360497 1266416613 1526996163 1606320639 1855111041 1880436789 1963280781 2267357939 2298311631 2385142767 2524218147 2915174493 2954972097 3066612129 3562991047 3748081491 4580988489 4818961917 5565333123 5641310367 5889842343 6802073817 6894934893 7155428301 7572654441 8745523479 8864916291 10688973141 11244244473 13742965467 16695999369 17669527029 20406221451 20684804679 21466284903 24940937329 26236570437 32066919423 33732733419 41228896401 50087998107 53008581087 61218664353 62054414037 74822811987 78709711311 96200758269 123686689203 150263994321 183655993059 224468435961 236129133933 288602274807 371060067609 550967979177 673405307883 865806824421 1652903937531 2020215923649 2597420473263 6060647770947 18181943312841
• Sum of all divisors σ(n): 35075583469367
• Sum of proper divisors (its aliquot sum) s(n): 16893640156526
• 18181943312841 is a deficient number, because the sum of its proper divisors (16893640156526) is less than itself. Its deficiency is 1288303156315

Bases of 18181943312841

• Binary: 100001000100101010000010001011100000111001001₂
• Hexadecimal: 0x10895045C1C9
• Base-36: 6G0O3LRK9

Squares and roots of 18181943312841

• 18181943312841 squared (18181943312841²) is 330583062631363557995491281
• 18181943312841 cubed (18181943312841³) is 6010642504948818120409623575006470839321
• 18181943312841 is a perfect square number. Its square root is 4264029
• The cube root of 18181943312841 is 26295.4192665159

Scales and comparisons

• 18,181,943,312,841 seconds is equal to 578,129 years, 28 weeks, 6 days, 17 hours, 7 minutes, 21 seconds.
• To count from 1 to 18,181,943,312,841 would take you about one million, four hundred forty-five thousand, three hundred twenty-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 18181943312841 cubic inches would be around 2191.3 feet tall.

Recreational maths with 18181943312841

• 18181943312841 backwards is 14821334918181
• The number of decimal digits it has is: 14
• The sum of 18181943312841's digits is 54
• More coming soon!