21164663346049971

Names of 21164663346049971

• Cardinal: 21164663346049971 can be written as Twenty-one quadrillion, one hundred sixty-four trillion, six hundred sixty-three billion, three hundred forty-six million, forty-nine thousand, nine hundred seventy-one.

Scientific notation

• Scientific notation: 2.1164663346049971 × 10¹⁶

Factors of 21164663346049971

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 835

Divisors of 21164663346049971

• Number of divisors d(n): 486
• Complete list of divisors:
  1 3 9 11 27 29 33 59 81 87 99 121 177 243 261 297 319 363 531 649 729 733 783 841 891 957 1089 1593 1711 1947 2187 2199 2349 2523 2673 2871 3267 3509 4779 5133 5841 6561 6597 7047 7139 7569 8019 8063 8613 9251 9801 10527 14337 15399 17523 18821 19791 21141 21257 21417 22707 24057 24189 25839 27753 29403 31581 43011 43247 46197 49619 52569 56463 59373 63423 63771 64251 68121 72171 72567 77517 83259 88209 88693 94743 101761 129033 129741 138591 148857 157707 169389 178119 190269 191313 192753 204363 207031 217701 232551 233827 249777 264627 266079 284229 305283 387099 389223 415773 446571 473121 475717 508167 534357 537289 545809 573939 578259 613089 616453 621093 653103 697653 701481 749331 793881 798237 852687 915849 1167669 1247319 1254163 1339713 1419363 1427151 1524501 1603071 1611867 1637427 1721817 1734777 1839267 1849359 1863279 1959309 2092959 2104443 2247993 2394711 2558061 2572097 2747547 3503007 3741957 3762489 4019139 4258089 4281453 4573503 4809213 4835601 4912281 5165451 5204331 5232887 5517801 5548077 5589837 5877927 5910179 6003899 6313329 6743979 6780983 7184133 7674183 7716291 8242641 10509021 11225871 11287467 12057417 12844359 13720509 13795793 14506803 14736843 15496353 15581381 15612993 15698661 16644231 16769511 17633781 17730537 18011697 18939987 20231937 20342949 21552399 23022549 23148873 24727923 31527063 31700051 33862401 36172251 36370727 38533077 41161527 41387379 43520409 44210529 46489059 46744143 46838979 47095983 49932693 50308533 52901343 53191611 54035091 56819961 60695811 61028847 64657197 65011969 69446619 74183769 74590813 94581189 95100153 101587203 108516753 109112181 115599231 123484581 124162137 130561227 132631587 139467177 140232429 141287949 149798079 150925599 151753723 159574833 162105273 170459883 171395191 183086541 193971591 195035907 208339857 222551307 223772439 283743567 285300459 304761609 325550259 327336543 346797693 348700561 372486411 391683681 397894761 400077997 420697287 423863847 449394237 451860049 452776797 455261169 478724499 486315819 511379649 514185573 549259623 581914773 585107721 625019571 667653921 671317317 855901377 914284827 919301479 982009629 1040393079 1046101683 1117459233 1175051043 1193684283 1200233991 1262091861 1271591541 1348182711 1355580147 1358330391 1365783507 1436173497 1458947457 1534138947 1542556719 1647778869 1755323163 1875058713 1885347101 2013951951 2567704131 2742854481 2757904437 2946028887 3121179237 3138305049 3352377699 3525153129 3581052849 3600701973 3786275583 3814774623 3835706171 4044548133 4066740441 4097350521 4308520491 4376842371 4400857967 4627670157 4943336607 4970460539 5265969489 5625176139 5656041303 6041855853 7703112393 8228563443 8273713311 8838086661 9414915147 10057133097 10112316269 10802105919 11358826749 11444323869 11507118513 12200221323 12292051563 12925561473 13130527113 13202573901 13883010471 14830009821 14911381617 15797908467 16875528417 16968123909 18125567559 23109337179 24821139933 26514259983 26659742891 28244745441 30171399291 30336948807 32406317757 34076480247 34332971607 34521355539 36600663969 36876154689 38776684419 39391581339 39607721703 41649031413 44490029463 44734144851 47393725401 50904371727 54376702677 54675065929 69328011537 74463419799 79542779949 79979228673 84734236323 90514197873 91010846421 97218953271 102229440741 103564066617 109801991907 110628464067 111235478959 118823165109 124947094239 134202434553 142181176203 152713115181 163130108031 164025197787 207984034611 223390259397 238628339847 239937686019 254202708969 273032539263 291656859813 293257171801 310692199851 329405975721 331885392201 333706436877 356469495327 374841282717 402607303659 426543528609 458139345543 489390324093 492075593361 670170778191 719813058057 762608126907 819097617789 874970579439 879771515403 932076599553 988217927163 995656176603 1001119310631 1069408485981 1124523848151 1207821910977 1374418036629 1476226780083 2010512334573 2159439174171 2287824380721 2457292853367 2624911738317 2639314546209 2796229798659 2964653781489 3003357931893 3208225457943 3225828889811 3623465732931 4123254109887 4428680340249 6031537003719 6478317522513 7371878560101 7917943638627 8388689395977 9010073795679 9624676373829 9677486669433 10870397198793 12369762329661 13286041020747 19434952567539 22115635680303 23753830915881 25166068187931 27030221387037 28874029121487 29032460008299 32611191596379 39858123062241 58304857702617 66346907040909 71261492747643 81090664161111 87097380024897 119574369186723 174914573107851 213784478242929 243271992483333 261292140074691 358723107560169 641353434728787 729815977449999 783876420224073 1924060304186361 2351629260672219 7054887782016657 21164663346049971
• Sum of all divisors σ(n): 36801127100768940
• Sum of proper divisors (its aliquot sum) s(n): 15636463754718969
• 21164663346049971 is a deficient number, because the sum of its proper divisors (15636463754718969) is less than itself. Its deficiency is 5528199591331002

Bases of 21164663346049971

• Binary: 1001011001100010010011000110000100010000011001110110011₂
• Hexadecimal: 0x4B3126308833B3
• Base-36: 5SE8W44TO6R

Squares and roots of 21164663346049971

• 21164663346049971 squared (21164663346049971²) is 447942974551631154500128429100841
• 21164663346049971 cubed (21164663346049971³) is 9480562254613502838541850676104655168204584125611
• The square root of 21164663346049971 is 145480800.6097367165
• The cube root of 21164663346049971 is 276611.6421504733

Scales and comparisons

• 21,164,663,346,049,971 seconds is equal to 672,970,827 years, 41 weeks, 5 days, 32 minutes, 51 seconds.
• To count from 1 to 21,164,663,346,049,971 would take you about two billion, eighteen million, nine hundred twelve thousand, four hundred eighty-three 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 21164663346049971 cubic inches would be around 23051 feet tall.

Recreational maths with 21164663346049971

• 21164663346049971 backwards is 17994064336646112
• The number of decimal digits it has is: 17
• The sum of 21164663346049971's digits is 72
• More coming soon!