21139169840802

Names of 21139169840802

• Cardinal: 21139169840802 can be written as Twenty-one trillion, one hundred thirty-nine billion, one hundred sixty-nine million, eight hundred forty thousand, eight hundred two.

Scientific notation

• Scientific notation: 2.1139169840802 × 10¹³

Factors of 21139169840802

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1295

Divisors of 21139169840802

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 3 6 9 13 18 19 26 27 31 38 39 54 57 61 62 78 81 93 114 117 122 162 171 183 186 234 247 279 337 342 351 366 403 494 513 549 558 589 674 702 741 793 806 829 837 1011 1026 1053 1098 1159 1178 1209 1482 1539 1586 1647 1658 1674 1767 1891 2022 2106 2223 2318 2379 2418 2487 2511 3033 3078 3294 3477 3534 3627 3782 4381 4446 4758 4941 4974 5022 5301 5673 6066 6403 6669 6954 7137 7254 7461 7657 8762 9099 9882 10431 10447 10602 10777 10881 11346 12806 13143 13338 14274 14922 15067 15314 15751 15903 17019 18198 19209 20007 20557 20862 20894 21411 21554 21762 22383 22971 24583 25699 26286 27297 30134 31293 31341 31502 31806 32331 32643 34038 35929 38418 39429 40014 41114 42822 44766 45201 45942 47253 47709 49166 50569 51057 51398 54594 57627 61671 62586 62682 64233 64662 65286 67149 68913 71858 73749 77097 78858 83239 90402 93879 94023 94506 95418 96993 101138 102114 107787 115254 118287 123342 128466 134298 135603 135811 137826 141759 147498 151707 153171 154194 166478 172881 185013 187758 188046 193986 198493 204763 206739 215574 221247 231291 236574 249717 267241 271206 271622 279373 282069 283518 290979 303414 306342 323361 334087 345762 354861 370026 390583 396986 406809 407433 409526 413478 425277 442494 455121 462582 467077 488281 499434 518643 534482 555039 558746 564138 581958 595479 614289 620217 637267 646722 657397 663741 668174 693873 709722 749151 781166 801723 813618 814866 838119 846207 850554 872937 910242 934154 960811 970083 976562 1002261 1037286 1110078 1171749 1190958 1220427 1222299 1228578 1240434 1274534 1275831 1314794 1327482 1365363 1387746 1401231 1464843 1498302 1567639 1603446 1665117 1676238 1692414 1745874 1786437 1842867 1911801 1921622 1940166 1972191 1991223 2004522 2081619 2247453 2343498 2405169 2440854 2444598 2514357 2551662 2580409 2730726 2802462 2882433 2910249 2929686 3006783 3135278 3330234 3515247 3572874 3631849 3666897 3685734 3823602 3944382 3982446 4096089 4163238 4203693 4394529 4494906 4702917 4810338 5028714 5077579 5160818 5308087 5359311 5528601 5735403 5764866 5820498 5916573 6013566 6347653 6742359 7030494 7215507 7263698 7333794 7543071 7741227 8192178 8284471 8407386 8647299 8660563 8789058 9020349 9405834 10155158 10545741 10616174 10718622 10895547 11000691 11057202 11470806 11833146 12108073 12490543 12611079 12695306 13183587 13484718 14108751 14431014 15086142 15232737 15482454 15924261 16077933 16568942 16585803 17041753 17206209 17294598 17321126 17749719 18040698 19042959 20379307 21091482 21646521 21791094 22001382 22629213 23223681 24216146 24853413 24981086 25222158 25941897 25981689 26367174 27061047 28217502 29785141 30465474 31637223 31848522 32155866 32686641 33171606 34083506 34412418 35499438 36324219 37471629 37833237 38085918 39550761 40758614 42326253 43293042 45258426 45698211 46447362 47772783 49706826 51125259 51618627 51883794 51963378 53249157 54122094 57128877 59570282 61137921 63274446 65373282 69005131 69671043 72648438 74560239 74943258 75666474 77825691 77945067 79101522 84652506 89355423 91396422 95545566 98059923 102250518 103237254 106498314 108972657 112414887 112587319 114257754 122275842 126978759 137094633 138010262 139342086 143318349 149120478 153375777 155651382 155890134 157404949 164550697 171386631 178710846 183413763 196119846 207015393 209013129 217945314 221542789 223680717 224829774 225174638 233835201 253957518 268066269 274189266 286636698 294179769 306751554 314809898 323793307 326917971 329101394 337244661 337761957 342773262 366827526 387206833 411283899 414030786 418026258 429955047 443085578 447361434 460127331 467670402 472214847 493652091 514159893 528294343 536132538 550241289 588359538 621046179 647586614 653835942 664628367 671042151 674489322 675523914 701505603 774413666 804198807 822567798 859910094 920254662 944429694 971379921 980753913 987304182 1011733983 1013285871 1028319786 1056588686 1100482578 1161620499 1242092358 1329256734 1342084302 1380381993 1403011206 1416644541 1480956273 1584883029 1608397614 1650723867 1863138537 1942759842 1961507826 1993885101 2023467966 2026571742 2139159061 2323240998 2412596421 2760763986 2833289082 2914139763 2961912546 3039857613 3169766058 3301447734 3484861497 3726277074 3987770202 4209312991 4249933623 4278318122 4442868819 4754649087 4825192842 5589415611 5828279526 5981655303 6079715226 6417477183 6867826459 6969722994 8418625982 8499867246 8742419289 8885737638 9119572839 9509298174 10037592517 10454584491 11178831222 11963310606 12627938973 12749800869 12834954366 13328606457 13735652918 14263947261 17484838578 17944965909 18239145678 19252431549 20075185034 20603479377 20909168982 25255877946 25499601738 26227257867 26657212914 28527894522 30112777551 31363753473 35889931818 37883816919 38504863098 41206958754 42791841783 52454515734 57757294647 60225555102 61810438131 62727506946 75767633838 85583683566 90338332653 113651450757 115514589294 123620876262 130488702721 173271883941 180676665306 185431314393 227302901514 260977405442 271014997959 340954352271 346543767882 370862628786 391466108163 542029995918 556293943179 681908704542 782932216326 813044993877 1112587886358 1174398324489 1626089987754 2348796648978 3523194973467 7046389946934 10569584920401 21139169840802
• Sum of all divisors σ(n): 56571945830400
• Sum of proper divisors (its aliquot sum) s(n): 35432775989598
• 21139169840802 is an abundant number, because the sum of its proper divisors (35432775989598) is greater than itself. Its abundance is 14293606148796

Bases of 21139169840802

• Binary: 100110011100111011000101101011000111010100010₂
• Hexadecimal: 0x1339D8B58EA2
• Base-36: 7HR77XC4I

Squares and roots of 21139169840802

• 21139169840802 squared (21139169840802²) is 446864501558272854024003204
• 21139169840802 cubed (21139169840802³) is 9446344594265659848524665994987417929608
• The square root of 21139169840802 is 4597735.2947730691
• The cube root of 21139169840802 is 27650.0535042305

Scales and comparisons

• 21,139,169,840,802 seconds is equal to 672,160 years, 11 weeks, 14 hours, 26 minutes, 42 seconds.
• To count from 1 to 21,139,169,840,802 would take you about one million, six hundred eighty thousand, four hundred 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 21139169840802 cubic inches would be around 2304.2 feet tall.

Recreational maths with 21139169840802

• 21139169840802 backwards is 20804896193112
• 21139169840802 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21139169840802's digits is 54
• More coming soon!