21270973854690

Names of 21270973854690

• Cardinal: 21270973854690 can be written as Twenty-one trillion, two hundred seventy billion, nine hundred seventy-three million, eight hundred fifty-four thousand, six hundred ninety.

Scientific notation

• Scientific notation: 2.127097385469 × 10¹³

Factors of 21270973854690

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 100

Divisors of 21270973854690

• Number of divisors d(n): 416
• Complete list of divisors:
  1 2 3 5 6 7 9 10 14 15 18 21 27 30 35 42 45 54 63 70 81 83 90 105 126 135 162 166 189 210 243 249 270 315 378 405 415 486 498 567 581 630 729 747 810 830 945 1134 1162 1215 1245 1458 1494 1701 1743 1890 2187 2241 2430 2490 2835 2905 3402 3486 3645 3735 4374 4482 5103 5229 5670 5810 6561 6723 6889 7290 7470 8505 8715 10206 10458 10935 11205 13122 13446 13778 15309 15687 17010 17430 19683 20169 20667 21870 22410 25515 26145 30618 31374 32805 33615 34445 39366 40338 41334 45927 47061 48223 51030 52290 59049 60507 62001 65610 67230 68890 76545 78435 91854 94122 96446 98415 100845 103335 118098 121014 124002 137781 141183 144669 153090 156870 177147 181521 186003 196830 201690 206670 229635 235305 241115 275562 282366 289338 295245 302535 310005 354294 363042 372006 413343 423549 434007 459270 470610 482230 531441 544563 558009 571787 590490 605070 620010 688905 705915 723345 826686 847098 868014 885735 907605 930015 1062882 1089126 1116018 1143574 1240029 1270647 1302021 1377810 1411830 1446690 1633689 1674027 1715361 1771470 1815210 1860030 2066715 2117745 2170035 2480058 2541294 2604042 2657205 2722815 2790045 2858935 3267378 3348054 3430722 3720087 3811941 3906063 4002509 4133430 4235490 4340070 4901067 5022081 5146083 5314410 5445630 5580090 5717870 6200145 6353235 6510105 7440174 7623882 7812126 8005018 8168445 8370135 8576805 9802134 10044162 10292166 11435823 11718189 12007527 12400290 12706470 13020210 14703201 15066243 15438249 16336890 16740270 17153610 18600435 19059705 19530315 20012545 22871646 23436378 24015054 24505335 25110405 25730415 29406402 30132486 30876498 34307469 35154567 36022581 37200870 38119410 39060630 40025090 44109603 45198729 46314747 49010670 50220810 51460830 57179115 58590945 60037635 68614938 70309134 72045162 73516005 75331215 77191245 88219206 90397458 92629494 102922407 105463701 108067743 114358230 117181890 120075270 135596187 138944241 147032010 150662430 154382490 171537345 175772835 180112905 205844814 210927402 216135486 220548015 225993645 231573735 271192374 277888482 308767221 316391103 324203229 343074690 351545670 360225810 406788561 416832723 441096030 451987290 463147470 514612035 527318505 540338715 617534442 632782206 648406458 677980935 694721205 813577122 833665446 949173309 972609687 1029224070 1054637010 1080677430 1220365683 1250498169 1355961870 1389442410 1543836105 1581955515 1621016145 1898346618 1945219374 2033942805 2084163615 2440731366 2500996338 2847519927 2917829061 3087672210 3163911030 3242032290 3661097049 3751494507 4067885610 4168327230 4745866545 4863048435 5695039854 5835658122 6101828415 6252490845 7322194098 7502989014 8542559781 8753487183 9491733090 9726096870 11254483521 12203656830 12504981690 14237599635 14589145305 17085119562 17506974366 18305485245 18757472535 22508967042 25627679343 26260461549 28475199270 29178290610 33763450563 36610970490 37514945070 42712798905 43767435915 51255358686 52520923098 56272417605 67526901126 78781384647 85425597810 87534871830 101290351689 112544835210 128138396715 131302307745 157562769294 168817252815 202580703378 236344153941 256276793430 262604615490 303871055067 337634505630 393906923235 472688307882 506451758445 607742110134 709032461823 787813846470 1012903516890 1181720769705 1418064923646 1519355275335 2127097385469 2363441539410 3038710550670 3545162309115 4254194770938 7090324618230 10635486927345 21270973854690
• Sum of all divisors σ(n): 66436545651840
• Sum of proper divisors (its aliquot sum) s(n): 45165571797150
• 21270973854690 is an abundant number, because the sum of its proper divisors (45165571797150) is greater than itself. Its abundance is 23894597942460

Bases of 21270973854690

• Binary: 100110101100010001000110101110011001111100010₂
• Hexadecimal: 0x135888D733E2
• Base-36: 7JFR0MS4I

Squares and roots of 21270973854690

• 21270973854690 squared (21270973854690²) is 452454328726905557234996100
• 21270973854690 cubed (21270973854690³) is 9624144196791322701094467411384116709000
• The square root of 21270973854690 is 4612046.6015306047
• The cube root of 21270973854690 is 27707.4010706129

Scales and comparisons

• 21,270,973,854,690 seconds is equal to 676,351 years, 9 weeks, 31 minutes, 30 seconds.
• To count from 1 to 21,270,973,854,690 would take you about one million, six hundred ninety thousand, eight hundred seventy-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 21270973854690 cubic inches would be around 2309 feet tall.

Recreational maths with 21270973854690

• 21270973854690 backwards is 09645837907212
• 21270973854690 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21270973854690's digits is 63
• More coming soon!