21034431090855

Names of 21034431090855

• Cardinal: 21034431090855 can be written as Twenty-one trillion, thirty-four billion, four hundred thirty-one million, ninety thousand, eight hundred fifty-five.

Scientific notation

• Scientific notation: 2.1034431090855 × 10¹³

Factors of 21034431090855

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 69

Divisors of 21034431090855

• Number of divisors d(n): 640
• Complete list of divisors:
  1 3 5 7 9 13 15 21 27 35 39 41 45 49 63 65 81 91 105 117 123 135 147 169 189 195 205 245 273 287 315 343 351 369 405 441 455 507 533 567 585 615 637 735 819 845 861 945 1029 1053 1107 1183 1323 1365 1435 1521 1599 1681 1715 1755 1845 1911 2009 2197 2205 2457 2535 2583 2665 2835 3087 3185 3321 3549 3731 3969 4095 4305 4459 4563 4797 5043 5145 5265 5535 5733 5915 6027 6591 6615 6929 7371 7605 7749 7995 8281 8405 9261 9555 10045 10647 10985 11193 11767 12285 12915 13377 13689 14063 14391 15129 15379 15435 16605 17199 17745 18081 18655 19773 19845 20787 21853 22295 22815 23247 23985 24843 25215 26117 27783 28665 30135 31941 32955 33579 34645 35301 36855 38745 40131 41405 42189 43173 45387 46137 46305 48503 51597 53235 54243 55965 57967 58835 59319 62361 65559 66885 68445 68921 70315 71955 74529 75645 76895 78351 82369 85995 90077 90405 95823 98865 100737 103935 105903 107653 109265 116235 120393 124215 126567 130585 136161 138411 138915 145509 152971 159705 162729 167895 173901 176505 177957 182819 187083 196677 200655 206763 210945 215865 223587 226935 230685 235053 242515 247107 257985 270231 271215 284089 289835 296595 302211 311805 317709 322959 327795 339521 344605 361179 372645 379701 391755 411845 415233 436527 450385 458913 479115 482447 503685 521703 529515 538265 548457 561249 576583 590031 601965 620289 630539 632835 670761 680805 692055 705159 727545 741321 753571 764855 810693 813645 852267 869505 889785 895973 914095 935415 953127 968877 983385 1018563 1033815 1070797 1117935 1139103 1175265 1235535 1245699 1309581 1351155 1376739 1420445 1447341 1511055 1565109 1588545 1614795 1645371 1697605 1729749 1770093 1805895 1860867 1891617 1898505 1988623 2076165 2115477 2182635 2223963 2260713 2294565 2376647 2412235 2432079 2556801 2608515 2687919 2742285 2806245 2882915 2906631 2950155 3055689 3101445 3152695 3212391 3353805 3377129 3525795 3693157 3706605 3767855 3928743 4053465 4130217 4261335 4342023 4413773 4479865 4695327 4765635 4844385 4936113 5092815 5189247 5353985 5582601 5674851 5695515 5965869 6228495 6271811 6547905 6671889 6782139 6883695 7129941 7236705 7296237 7495579 7670403 7825545 8063757 8226855 8648745 8719893 8850465 9167067 9304335 9458085 9637173 9943115 10131387 10577385 11079471 11119815 11303565 11647649 11883235 12160395 12390651 12784005 13026069 13241319 13439595 13920361 14533155 14808339 15278445 15567741 16061955 16885645 17024553 17897607 18465785 18815433 19643715 20346417 20651085 21389823 21710115 22068865 22486737 23011209 23476635 23639903 24191271 24680565 25852099 25946235 27501201 27913005 28374255 28911519 29829345 30394161 30896411 31359055 33238413 33359445 33910695 34942947 35649705 36481185 37477895 38352015 39078207 39723957 40318785 41761083 43599465 43902677 45835335 46703223 48185865 50656935 51073659 53692821 55397355 56446299 58238245 61039251 61953255 64169469 65130345 66206595 67460211 69601805 70919709 72573813 74041695 77556297 77838705 81533543 85122765 86734557 89488035 91182483 92689233 94077165 97442527 99715239 101732085 104828841 106949115 112433685 115056045 118199515 119171871 120956355 125283249 129260495 131708031 137506005 144557595 151419437 151970805 154482055 161078463 166192065 169338897 174714735 180964693 192508407 195391035 198619785 202380633 208805415 212759127 219513385 232668891 233516115 244600629 255368295 268464105 273547449 278067699 282231495 292327581 299145717 305196255 307318739 314486523 320847345 337301055 354598545 357515613 362869065 375849747 387781485 395124093 407667715 433672785 454258311 455912415 463446165 487212635 498576195 508016691 524144205 542894079 570734801 595859355 607141899 626416245 638277381 658540155 698006673 733801887 757097185 805392315 834203097 846694485 876982743 904823465 921956217 943459569 962542035 1011903165 1059936059 1063795635 1127549241 1163344455 1185372279 1223003145 1266752851 1362774933 1367737245 1390338495 1461637905 1495728585 1536593695 1572432615 1628682237 1712204403 1787578065 1879248735 1914832143 1975620465 2094020019 2201405661 2271291555 2502609291 2540083455 2630948229 2714470395 2765868651 2853674005 3035709495 3179808177 3191386905 3490033365 3556116837 3669009435 3800258553 3995143607 4088324799 4171015485 4384913715 4609781085 4717297845 4886046711 5136613209 5299680295 5637746205 5926861395 6333764255 6604216983 6813874665 7419552413 7892844687 8143411185 8297605953 8561022015 9539424531 9574160715 10470100095 11007028305 11400775659 11985430821 12264974397 12513046455 13154741145 13829343255 14658140133 15409839627 15899040885 17780584185 19001292765 19975718035 20441623995 22258657239 24430233555 24892817859 25683066045 28618273593 33021084915 34202326977 35956292463 37097762065 39464223435 41488029765 46229518881 47697122655 51936866891 57003878295 59927154105 61324871985 66775971717 73290700665 77049198135 85854820779 102606980931 107868877389 111293286195 124464089295 143091367965 155810600673 171011634885 179781462315 200327915151 231147594405 259684334455 323606632167 333879858585 429274103895 467431802019 513034904655 539344386945 600983745453 779053003365 1001639575755 1402295406057 1618033160835 2337159010095 3004918727265 4206886218171 7011477030285 21034431090855
• Sum of all divisors σ(n): 48825741888000
• Sum of proper divisors (its aliquot sum) s(n): 27791310797145
• 21034431090855 is an abundant number, because the sum of its proper divisors (27791310797145) is greater than itself. Its abundance is 6756879706290

Bases of 21034431090855

• Binary: 100110010000101110101110010110001000010100111₂
• Hexadecimal: 0x132175CB10A7
• Base-36: 7GF316FFR

Squares and roots of 21034431090855

• 21034431090855 squared (21034431090855²) is 442447291315927465264631025
• 21034431090855 cubed (21034431090855³) is 9306627060520324121622367892439826776375
• The square root of 21034431090855 is 4586330.8963544049
• The cube root of 21034431090855 is 27604.3117479811

Scales and comparisons

• 21,034,431,090,855 seconds is equal to 668,829 years, 43 weeks, 6 days, 13 hours, 14 minutes, 15 seconds.
• To count from 1 to 21,034,431,090,855 would take you about one million, six hundred seventy-two thousand and seventy-four 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 21034431090855 cubic inches would be around 2300.4 feet tall.

Recreational maths with 21034431090855

• 21034431090855 backwards is 55809013443012
• 21034431090855 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21034431090855's digits is 45
• More coming soon!