21015346440270

Names of 21015346440270

• Cardinal: 21015346440270 can be written as Twenty-one trillion, fifteen billion, three hundred forty-six million, four hundred forty thousand, two hundred seventy.

Scientific notation

• Scientific notation: 2.101534644027 × 10¹³

Factors of 21015346440270

• Number of distinct prime factors ω(n): 9
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3534

Divisors of 21015346440270

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 5 6 7 10 13 14 15 21 26 29 30 35 39 42 49 58 61 65 70 78 87 91 98 105 122 130 145 147 174 182 183 193 195 203 210 245 273 290 294 305 366 377 386 390 406 427 435 455 490 546 579 609 610 637 735 754 793 854 870 910 915 965 1015 1131 1158 1218 1274 1281 1351 1365 1421 1470 1586 1769 1830 1885 1911 1930 2030 2135 2262 2379 2509 2562 2639 2702 2730 2842 2895 2989 3045 3185 3221 3538 3770 3822 3965 4053 4263 4270 4758 5018 5278 5307 5551 5597 5655 5790 5978 6090 6370 6405 6442 6755 7105 7527 7917 7930 8106 8526 8845 8967 9457 9555 9663 10614 11102 11194 11310 11773 11895 12383 12545 12810 13195 13510 14210 14945 15054 15834 16105 16653 16791 17563 17690 17934 18473 18914 19110 19326 20265 21315 22547 22997 23546 23790 24766 25090 26390 26535 27755 27985 28371 29890 32210 33306 33582 35126 35319 36946 37149 37635 38857 39179 39585 40530 41873 42630 44835 45094 45994 47285 48315 52689 53070 55419 55510 55970 56742 58865 61915 67641 68991 70638 72761 74298 75270 77714 78358 79170 82411 83265 83746 83955 86681 87815 89670 92365 93409 94570 96630 105378 110838 112735 114985 116571 117537 117730 122941 123830 125619 135282 137982 141855 145522 153049 157829 160979 164822 166530 167910 173362 175630 176595 184730 185745 186818 194285 195895 196481 209365 218283 225470 229970 233142 235074 245882 247233 251238 260043 263445 274253 277095 280227 283710 293111 306098 315658 321958 338205 341417 344955 353190 363805 368823 371490 388570 391790 392962 412055 418730 433405 436566 459147 467045 473487 482937 494466 509327 520086 526890 548506 554190 560454 576877 582855 586222 587685 589443 614705 621653 628095 653863 676410 682834 689910 727610 737646 765245 789145 804895 822759 824110 866810 879333 918294 934090 946974 965874 982405 1018654 1024251 1071343 1091415 1126853 1153754 1165710 1175370 1178886 1214317 1229410 1236165 1243306 1256190 1300215 1307726 1371265 1375367 1401135 1465555 1527981 1530490 1578290 1609790 1645518 1707085 1730631 1758666 1844115 1864959 1961589 1964810 2048502 2051777 2142686 2182830 2253706 2295735 2367435 2389919 2414685 2428634 2472330 2546635 2554253 2600430 2742530 2750734 2802270 2884385 2931110 2947215 3055962 3108265 3214029 3269315 3380559 3414170 3461262 3565289 3642951 3688230 3729918 3923178 4103554 4113795 4126101 4351571 4396665 4438421 4577041 4591470 4734870 4779838 4829370 5093270 5108506 5121255 5356715 5634265 5697949 5768770 5894430 6071585 6155331 6216530 6428058 6538630 6761118 6876835 7130578 7169757 7285902 7499401 7639905 7662759 8081489 8227590 8252202 8500219 8653155 8703142 8793330 8876842 9154082 9324795 9627569 9807945 10242510 10258885 10695867 10713430 11268530 11395898 11949595 12143170 12310662 12771265 13054713 13315263 13731123 13753670 14339514 14998802 15279810 15325518 16070145 16162978 16729433 16902795 17000438 17093847 17306310 17826445 17879771 18027937 18214755 18649590 19255138 19615890 20517770 20630505 21391734 21757855 22192105 22498203 22885205 23899190 24244467 25500657 25542530 26109426 26630526 27462246 28489745 28882707 30460997 30776655 31068947 32140290 33458866 33805590 34187694 35652890 35759542 35848785 36055874 36429510 37497005 37920833 38313795 39885643 40407445 41261010 42501095 43515710 44384210 44996406 45770410 48137845 48488934 50188299 51001314 53479335 53639313 54083811 56570423 56979490 57765414 59501533 60921994 61553310 62137894 65273565 66576315 68655615 71697570 74073337 74994010 75841666 76627590 79771286 80814890 83647165 85002190 85469235 89398855 90139685 91382991 93206841 96275690 100376598 106958670 107278626 108167622 112491015 113140846 113762499 119003066 119656929 121222335 125158397 126195559 127503285 130547130 133152630 137311230 144413535 148146674 152304985 155344735 167294330 169711269 170938470 178504599 178797710 180279370 182765982 186413682 189604165 199428215 217482629 222220011 224982030 227524998 234363181 239313858 242444670 250316794 250941495 252391118 255006570 265445831 268196565 270419055 279199501 282852115 288827070 297507665 304609970 310689470 339422538 357009198 370366685 375475191 378586677 379208330 395992961 398856430 434965258 444440022 456914955 466034205 468726362 492970829 501882990 518513359 530891662 536393130 540838110 558399002 565704230 568812495 595015330 598284645 625791985 630977795 652447887 703089543 740733370 750950382 757173354 791985922 796337493 837598503 848556345 883368913 892522995 913829910 932068410 985941658 1037026718 1087413145 1099704157 1111100055 1137624990 1171815905 1187978883 1196569290 1251583970 1261955590 1304895774 1327229155 1395997505 1406179086 1478912487 1555540077 1592674986 1640542267 1675197006 1697112690 1766737826 1785045990 1858120817 1877375955 1892933385 1979964805 2174826290 2199408314 2222200110 2343631810 2375957766 2464854145 2592566795 2650106739 2654458310 2791995010 2957824974 3111080154 3262239435 3281084534 3299112471 3450795803 3515447715 3629593513 3716241634 3754751910 3785866770 3959929610 3981687465 4187992515 4416844565 4921626801 4929708290 5185133590 5300213478 5498520785 5574362451 5939894415 6524478870 6598224942 6901591606 7030895430 7259187026 7394562435 7697929099 7777700385 7963374930 8202711335 8375985030 8833689130 9290604085 9843253602 10352387409 10888780539 10997041570 11148724902 11483795869 11879788830 13250533695 14296154041 14789124870 15395858198 15555400770 16405422670 16495562355 17253979015 18147967565 18581208170 20704774818 21777561078 22967591738 23093787297 24155570621 24608134005 26501067390 27871812255 28592308082 32991124710 34451387607 34507958030 36295935130 38489645495 42888462123 46187574594 48311141242 49216268010 51761937045 53885503693 54443902695 55743624510 57418979345 68902775214 71480770205 72466711863 76979290990 85776924246 100073078287 103523874090 107771007386 108887805390 114837958690 115468936485 120777853105 142961540410 144933423726 161656511079 172256938035 200146156574 214442310615 230937872970 241555706210 269427518465 300219234861 323313022158 344513876070 362333559315 428884621230 500365391435 538855036930 600438469722 700511548009 724667118630 808282555395 1000730782870 1401023096018 1501096174305 1616565110790 2101534644027 3002192348610 3502557740045 4203069288054 7005115480090 10507673220135 21015346440270
• Sum of all divisors σ(n): 66799867034880
• Sum of proper divisors (its aliquot sum) s(n): 45784520594610
• 21015346440270 is an abundant number, because the sum of its proper divisors (45784520594610) is greater than itself. Its abundance is 24769174154340

Bases of 21015346440270

• Binary: 100110001110100000100010000100110100001001110₂
• Hexadecimal: 0x131D0442684E
• Base-36: 7G6BEO4SU

Squares and roots of 21015346440270

• 21015346440270 squared (21015346440270²) is 441644786004568960677672900
• 21015346440270 cubed (21015346440270³) is 9281318181424924223733266785882447683000
• The square root of 21015346440270 is 4584249.8230648381
• The cube root of 21015346440270 is 27595.9607091393

Scales and comparisons

• 21,015,346,440,270 seconds is equal to 668,223 years, 4 days, 9 hours, 24 minutes, 30 seconds.
• To count from 1 to 21,015,346,440,270 would take you about one million, six hundred seventy thousand, five hundred fifty-seven 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 21015346440270 cubic inches would be around 2299.7 feet tall.

Recreational maths with 21015346440270

• 21015346440270 backwards is 07204464351012
• 21015346440270 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21015346440270's digits is 39
• More coming soon!