21040542675831

Names of 21040542675831

• Cardinal: 21040542675831 can be written as Twenty-one trillion, forty billion, five hundred forty-two million, six hundred seventy-five thousand, eight hundred thirty-one.

Scientific notation

• Scientific notation: 2.1040542675831 × 10¹³

Factors of 21040542675831

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 556

Divisors of 21040542675831

• Number of divisors d(n): 288
• Complete list of divisors:
  1 3 7 21 23 29 37 49 69 87 111 147 161 203 259 343 457 483 609 667 777 851 1029 1073 1127 1369 1371 1421 1813 2001 2401 2553 3199 3219 3381 4107 4263 4669 5439 5957 7203 7511 7889 9583 9597 9947 10511 12691 13253 14007 16807 16909 17871 22393 22533 23667 24679 28749 29841 31487 31533 32683 38073 39701 39759 41699 50421 50727 52577 55223 67081 67179 69629 73577 74037 88837 92771 94461 98049 118363 119103 125097 156751 157731 165669 172753 201243 208887 220409 220731 228781 266511 277907 278313 291893 304819 355089 368039 386561 388907 469567 470253 487403 490361 515039 518259 621859 625633 649397 661227 686343 828541 833721 875679 913123 914457 1097257 1104117 1159683 1166721 1209271 1408701 1462209 1471083 1542863 1545117 1601467 1865577 1876899 1945349 1948191 2043251 2133733 2485623 2576273 2722349 2739369 3286969 3291771 3432527 3605273 3627813 4379431 4545779 4628589 4804401 5799787 5836047 6129753 6391861 6401199 7680799 7728819 8167047 8464897 9860907 10297581 10800041 10815819 11210269 11278303 13138293 13617443 13637337 14302757 14389559 14936131 17399361 18033911 18143357 19056443 19175583 23008783 23042397 24027689 25236911 25394691 30656017 31820453 32400123 33630807 33834909 40598509 40852329 42908271 43168677 44743027 44808393 54101733 54430071 57169329 59254279 69026349 72083067 75600287 75710733 78948121 91968051 95322101 95461359 100726913 104552917 121795527 127003499 133395101 134229081 168193823 176658377 177762837 214592119 222743171 226800861 236844363 284189563 285966303 302180739 313201189 313658751 381010497 400185303 414779953 417297211 504581469 529202009 529975131 552636847 643776357 667254707 668229513 705088391 731870419 852568689 889024493 933765707 939603567 1177356761 1244339859 1251891633 1502144833 1587606027 1657910541 2001764121 2115265173 2192408323 2195611257 2667073479 2801297121 2921080477 3532070283 3868457929 4506434499 4935618737 5123092933 6223171451 6536359949 6577224969 8241497327 8763241431 10515013831 11605373787 14806856211 15346858261 15369278799 18669514353 19609079847 20447563339 24724491981 27079205503 31545041493 34549331159 43562200157 46040574783 61342690017 81237616509 103647993477 130686600471 143132943373 189554438521 241845318113 304935401099 429398830119 568663315563 725535954339 914806203297 1001930603611 3005791810833 7013514225277 21040542675831
• Sum of all divisors σ(n): 36390277002240
• Sum of proper divisors (its aliquot sum) s(n): 15349734326409
• 21040542675831 is a deficient number, because the sum of its proper divisors (15349734326409) is less than itself. Its deficiency is 5690808349422

Bases of 21040542675831

• Binary: 100110010001011100010000100100111001101110111₂
• Hexadecimal: 0x1322E2127377
• Base-36: 7GHW3UWL3

Squares and roots of 21040542675831

• 21040542675831 squared (21040542675831²) is 442704436093465537551540561
• 21040542675831 cubed (21040542675831³) is 9314741580404259317888674047419270881191
• The square root of 21040542675831 is 4586997.1305671209
• The cube root of 21040542675831 is 27606.9849802573

Scales and comparisons

• 21,040,542,675,831 seconds is equal to 669,024 years, 9 weeks, 11 hours, 43 minutes, 51 seconds.
• To count from 1 to 21,040,542,675,831 would take you about one million, six hundred seventy-two thousand, five hundred sixty 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 21040542675831 cubic inches would be around 2300.6 feet tall.

Recreational maths with 21040542675831

• 21040542675831 backwards is 13857624504012
• The number of decimal digits it has is: 14
• The sum of 21040542675831's digits is 48
• More coming soon!