21704409129381

Names of 21704409129381

• Cardinal: 21704409129381 can be written as Twenty-one trillion, seven hundred four billion, four hundred nine million, one hundred twenty-nine thousand, three hundred eighty-one.

Scientific notation

• Scientific notation: 2.1704409129381 × 10¹³

Factors of 21704409129381

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2796

Divisors of 21704409129381

• Number of divisors d(n): 216
• Complete list of divisors:
  1 3 11 19 23 33 47 57 69 121 141 209 253 363 437 517 529 627 759 893 1081 1311 1551 1587 2209 2299 2679 2693 2783 3243 4807 5687 5819 6627 6897 8079 8349 9823 10051 11891 14421 17061 17457 20539 24299 24863 29469 29623 30153 35673 41971 50807 51167 52877 61617 61939 64009 72897 74589 88869 108053 110561 125913 126571 130801 152421 153501 158631 185817 192027 225929 267289 273493 324159 325853 331683 379713 392403 461681 472397 558877 562837 677787 681329 801867 820479 965333 977559 1168561 1176841 1216171 1385043 1392281 1417191 1424597 1676631 1688511 2043987 2404849 2485219 2895999 2911133 3008423 3505683 3530523 3648513 4176843 4273791 5078491 5196367 5948837 6147647 6191207 7214547 7455657 7494619 8733399 9025269 10618663 12854171 12945251 15235473 15315091 15589101 15670567 17846511 18442941 18573621 22202659 22483857 26453339 27067343 31855989 32022463 38562513 38835753 45945273 47011701 55311527 57160037 65437207 66607977 66956059 79360017 81202029 96067389 113027903 116805293 136823251 141395881 142397761 165934581 171480111 172376237 196311621 200868177 244229249 290986729 297740773 339083709 350415879 352247093 410469753 424187643 427193283 517128711 608426797 719809277 732687747 736516649 872960187 893222319 1056741279 1243306933 1272165121 1505055761 1825280391 2159427831 2209549947 2599641769 2686521739 3146934773 3275148503 3729920799 3816495363 4515167283 6692694767 7798925307 8059565217 8101683139 9440804319 9825445509 13676376263 13993816331 16555613371 20078084301 24305049417 28596059459 34616282503 41029128789 41981448993 49666840113 59791760687 85788178377 103848847509 153931979641 179375282061 314556654049 380779107533 461795938923 657709367557 943669962147 1142337322599 1973128102671 7234803043127 21704409129381
• Sum of all divisors σ(n): 35776340043360
• Sum of proper divisors (its aliquot sum) s(n): 14071930913979
• 21704409129381 is a deficient number, because the sum of its proper divisors (14071930913979) is less than itself. Its deficiency is 7632478215402

Bases of 21704409129381

• Binary: 100111011110101110011100110001010000110100101₂
• Hexadecimal: 0x13BD7398A1A5
• Base-36: 7OYV8SYHX

Squares and roots of 21704409129381

• 21704409129381 squared (21704409129381²) is 471081375655557298397443161
• 21704409129381 cubed (21704409129381³) is 10224542910459838191044809744556442613341
• The square root of 21704409129381 is 4658799.1080729163
• The cube root of 21704409129381 is 27894.3335097743

Scales and comparisons

• 21,704,409,129,381 seconds is equal to 690,133 years, 3 weeks, 5 days, 23 hours, 56 minutes, 21 seconds.
• To count from 1 to 21,704,409,129,381 would take you about one million, seven hundred twenty-five thousand, three hundred thirty-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 21704409129381 cubic inches would be around 2324.5 feet tall.

Recreational maths with 21704409129381

• 21704409129381 backwards is 18392190440712
• The number of decimal digits it has is: 14
• The sum of 21704409129381's digits is 51
• More coming soon!