21034017401985

Names of 21034017401985

• Cardinal: 21034017401985 can be written as Twenty-one trillion, thirty-four billion, seventeen million, four hundred one thousand, nine hundred eighty-five.

Scientific notation

• Scientific notation: 2.1034017401985 × 10¹³

Factors of 21034017401985

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 395

Divisors of 21034017401985

• Number of divisors d(n): 480
• Complete list of divisors:
  1 3 5 7 9 15 21 27 35 43 45 49 63 81 105 129 135 147 189 215 243 245 301 315 337 343 387 405 441 567 645 729 735 903 945 1011 1029 1161 1215 1323 1505 1685 1701 1715 1849 1935 2107 2187 2205 2359 2709 2835 3033 3087 3483 3645 3969 4515 5055 5103 5145 5547 5805 6321 6561 6615 7077 8127 8505 9099 9245 9261 10449 10535 10935 11795 11907 12943 13545 14491 14749 15165 15309 15435 16513 16641 17415 18963 19683 19845 21231 24381 25515 27297 27735 27783 31347 31605 32805 35385 35721 38829 40635 43473 44247 45495 45927 46305 49539 49923 52245 56889 59535 63693 64715 72455 73143 73745 76545 81891 82565 83205 83349 90601 94041 94815 98415 101437 106155 107163 115591 116487 121905 130419 132741 136485 137781 138915 148617 149769 156735 170667 178605 191079 194145 217365 219429 221235 229635 245673 247695 249615 250047 271803 282123 284445 304311 318465 321489 346773 349461 365715 391257 398223 409455 416745 445851 449307 453005 470205 507185 512001 535815 573237 577955 582435 623113 634207 652095 658287 663705 688905 710059 737019 743085 748845 750141 815409 846369 853335 912933 955395 964467 1040319 1048383 1097145 1173771 1194669 1228365 1250235 1337553 1347921 1359015 1410615 1521555 1536003 1607445 1719711 1733865 1747305 1869339 1902621 1956285 1974861 1991115 2130177 2211057 2229255 2246535 2250423 2446227 2560005 2738799 2866185 3115565 3120957 3145149 3171035 3291435 3521313 3550295 3584007 3685095 3750705 4012659 4043763 4077045 4231845 4361791 4564665 4608009 4822335 4970413 5159133 5201595 5241915 5608017 5707863 5868855 5924583 5973345 6390531 6633171 6687765 6739605 6751269 7338681 7680015 8216397 8598555 9346695 9362871 9435447 9513105 9874305 10563939 10650885 10752021 11055285 11252115 12037977 12131289 12231135 13085373 13693995 13824027 14911239 15477399 15604785 15725745 16824051 17123589 17606565 17920035 19171593 20063295 20218815 21808955 22016043 23040045 24649191 24852065 25795665 28040085 28088613 28306341 28539315 29622915 30532537 31691817 31952655 32256063 33165855 33756345 36113931 36393867 36693405 39256119 41081985 41472081 44733717 46432197 46814355 47177235 50472153 51370767 52819695 53760105 57514779 60189885 60656445 65426865 66048129 69120135 73947573 74556195 77386995 84120255 84265839 84919023 85617945 91597611 95075451 95857965 96768189 108341793 110080215 117768357 123245955 134201151 140443065 141531705 151416459 152662685 154112301 158459085 161280315 172544337 180569655 181969335 196280595 198144387 207360405 213727759 221842719 223668585 232160985 252360765 252797517 254757069 256853835 274792833 285226353 287573895 290304567 325025379 330240645 353305071 369737865 402603453 421329195 424595115 454249377 457988055 462336903 475377255 483840945 517633011 541708965 588841785 594433161 641183277 665528157 671005755 757082295 758392551 770561505 824378499 862721685 990721935 1059915213 1068638795 1109213595 1207810359 1263987585 1273785345 1362748131 1373964165 1387010709 1426131765 1451522835 1552899033 1625126895 1766525355 1783299483 1923549831 1996584471 2013017265 2271246885 2275177653 2311684515 2473135497 2588165055 2972165805 3179745639 3205916385 3327640785 3623431077 3791962755 4088244393 4121892495 4161032127 4658697099 5299576065 5770649493 6039051795 6813740655 6935053545 7419406491 7764495165 8916497415 9539236917 9617749155 9982922355 10870293231 11375888265 12264733179 12365677485 12483096381 13976091297 15898728195 17311948479 18117155385 20441221965 20805160635 22258219473 23293485495 28617710751 28853247465 32610879693 37097032455 47696184585 51935845437 54351466155 61323665895 62415481905 66774658419 69880456485 85853132253 86559742395 97832639079 111291097365 143088553755 155807536311 163054398465 200323975257 259679227185 333873292095 429265661265 467422608933 489163195395 600971925771 779037681555 1001619876285 1402267826799 2337113044665 3004859628855 4206803480397 7011339133995 21034017401985
• Sum of all divisors σ(n): 45337101638400
• Sum of proper divisors (its aliquot sum) s(n): 24303084236415
• 21034017401985 is an abundant number, because the sum of its proper divisors (24303084236415) is greater than itself. Its abundance is 3269066834430

Bases of 21034017401985

• Binary: 100110010000101011101001000101010110010000001₂
• Hexadecimal: 0x13215D22AC81
• Base-36: 7GEW6VN29

Squares and roots of 21034017401985

• 21034017401985 squared (21034017401985²) is 442429888067007809081940225
• 21034017401985 cubed (21034017401985³) is 9306077964759717949978419219437566346625
• The square root of 21034017401985 is 4586285.7959338947
• The cube root of 21034017401985 is 27604.1307800661

Scales and comparisons

• 21,034,017,401,985 seconds is equal to 668,816 years, 35 weeks, 6 days, 11 hours, 39 minutes, 45 seconds.
• To count from 1 to 21,034,017,401,985 would take you about one million, six hundred seventy-two thousand and forty-one 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 21034017401985 cubic inches would be around 2300.3 feet tall.

Recreational maths with 21034017401985

• 21034017401985 backwards is 58910471043012
• 21034017401985 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21034017401985's digits is 45
• More coming soon!