21290716937972601

Names of 21290716937972601

• Cardinal: 21290716937972601 can be written as Twenty-one quadrillion, two hundred ninety trillion, seven hundred sixteen billion, nine hundred thirty-seven million, nine hundred seventy-two thousand, six hundred one.

Scientific notation

• Scientific notation: 2.1290716937972601 × 10¹⁶

Factors of 21290716937972601

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 973

Divisors of 21290716937972601

• Number of divisors d(n): 432
• Complete list of divisors:
  1 3 7 9 19 21 27 57 61 63 81 133 171 183 189 243 361 399 427 513 549 567 729 883 1083 1159 1197 1281 1539 1647 1701 2187 2527 2649 3249 3477 3591 3843 4617 4941 5103 6181 6561 7581 7947 8113 9747 10431 10773 11529 13851 14823 15309 16777 18543 19683 22021 22743 23841 24339 29241 31293 32319 34587 41553 44469 45927 50331 53863 55629 59049 66063 68229 71523 73017 87723 93879 96957 103761 117439 124659 133407 137781 150993 154147 161589 166887 177147 198189 204687 214569 219051 263169 281637 290871 311283 318763 352317 373977 377041 400221 413343 452979 462441 484767 500661 594567 614061 643707 657153 779689 789507 844911 872613 933849 956289 1023397 1056951 1121931 1131123 1200663 1240029 1358937 1387323 1454301 1501983 1783701 1842183 1931121 1971459 2231341 2339067 2368521 2534733 2617839 2801547 2868867 3070191 3170853 3365793 3393369 3601989 4076811 4161969 4362903 4505949 5351103 5457823 5526549 5793363 5914377 6694023 7017201 7105563 7163779 7604199 7853517 8404641 8606601 9210573 9512559 10180107 10805967 12230433 12485907 13088709 13517847 14814091 16053309 16373469 16579647 17380089 17743131 19444543 20082069 21051603 21316689 21491337 22812597 23560551 25213923 25819803 27631719 28537677 30540321 36691299 37457721 39266127 40553541 44442273 47561029 48159927 49120407 49738941 52140267 53229393 58333629 60246207 63154809 63950067 64474011 68437791 75641769 77459409 82895157 85613031 91620963 103698637 110073897 112373163 117798381 121660623 133326819 136111801 142683087 144479781 147361221 149216823 156420801 159688179 175000887 180738621 189464427 193422033 205313373 232378227 248685471 256839093 274862889 281467729 311095911 330221691 332927203 337119489 353395143 364981869 399980457 408335403 428049261 433439343 442083663 447650469 479064537 525002661 542215863 568393281 580266099 697134681 746056413 770517279 824588667 844403187 903659551 933287733 990665073 998781609 1011358467 1060185429 1094945607 1199941371 1225006209 1284147783 1300318029 1326250989 1437193611 1575007983 1626647589 1705179843 1740798297 1970274103 2091404043 2238169239 2311551837 2473766001 2533209561 2710978653 2799863199 2971995219 2996344827 3034075401 3180556287 3599824113 3675018627 3852443349 3900954087 3978752967 4725023949 4879942767 5115539529 5222394891 5910822309 6274212129 6325616857 6714507717 6934655511 7421298003 7599628683 8132935959 8399589597 8989034481 9102226203 9541668861 10799472339 11025055881 11557330047 11936258901 14175071847 14639828301 15346618587 15667184673 17169531469 17732466927 18822636387 18976850571 20143523151 20803966533 22263894009 22798886049 24398807877 25198768791 26967103443 27306678609 32398417017 33075167643 34671990141 35808776703 42525215541 43919484903 46039855761 47001554019 51508594407 53197400781 56467909161 56930551713 60430569453 66791682027 68396658147 73196423631 75596306373 80901310329 97195251051 99225502929 104015970423 107426330109 120186720283 127575646623 131758454709 138119567283 141004662057 154525783221 159592202343 170791655139 181291708359 205189974441 219589270893 226788919119 242703930987 291585753153 297676508787 312047911269 322278990327 360560160849 382726939869 395275364127 423013986171 463577349663 478776607029 512374965417 615569923323 658767812679 680366757357 728111792961 874757259459 893029526361 936143733807 966836970981 1081680482547 1148180819607 1269041958513 1390732048989 1436329821087 1537124896251 1846709769969 1976303438037 2041100272071 2184335378883 2624271778377 2679088579083 2808431201421 3245041447641 3444542458821 4172196146967 4308989463261 4611374688753 5540129309907 5928910314111 6123300816213 6553006136649 8037265737249 8425293604263 9735124342923 12516588440901 12926968389783 13834124066259 16620387929721 17786730942333 18369902448639 19659018409947 24111797211747 29205373028769 37549765322703 38780905169349 41502372198777 49861163789163 53360192826999 58977055229841 87616119086307 112649295968109 116342715508047 124507116596331 160080578480997 262848357258921 337947887904327 349028146524141 373521349788993 788545071776763 1013843663712981 1120564049366979 2365635215330289 3041530991138943 7096905645990867 21290716937972601
• Sum of all divisors σ(n): 39196241146258560
• Sum of proper divisors (its aliquot sum) s(n): 17905524208285959
• 21290716937972601 is a deficient number, because the sum of its proper divisors (17905524208285959) is less than itself. Its deficiency is 3385192729686642

Bases of 21290716937972601

• Binary: 1001011101000111100101101010100000110011110101101111001₂
• Hexadecimal: 0x4BA3CB5419EB79
• Base-36: 5TMXGC2UIK9

Squares and roots of 21290716937972601

• 21290716937972601 squared (21290716937972601²) is 453294627732873407137232226705201
• 21290716937972601 cubed (21290716937972601³) is 9650967608564272569241187261069725837615042197801
• The square root of 21290716937972601 is 145913388.4808813593
• The cube root of 21290716937972601 is 277159.7081409435

Scales and comparisons

• 21,290,716,937,972,601 seconds is equal to 676,978,942 years, 6 weeks, 5 hours, 43 minutes, 21 seconds.
• To count from 1 to 21,290,716,937,972,601 would take you about two billion, thirty million, nine hundred thirty-six thousand, eight hundred twenty-six 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 21290716937972601 cubic inches would be around 23096.6 feet tall.

Recreational maths with 21290716937972601

• 21290716937972601 backwards is 10627973961709212
• The number of decimal digits it has is: 17
• The sum of 21290716937972601's digits is 72
• More coming soon!