20909231364021

Names of 20909231364021

• Cardinal: 20909231364021 can be written as Twenty trillion, nine hundred nine billion, two hundred thirty-one million, three hundred sixty-four thousand and twenty-one.

Scientific notation

• Scientific notation: 2.0909231364021 × 10¹³

Factors of 20909231364021

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2077

Divisors of 20909231364021

• Number of divisors d(n): 432
• Complete list of divisors:
  1 3 7 11 13 21 23 33 39 41 49 69 77 91 123 143 147 161 169 231 253 273 287 299 429 451 483 507 533 539 637 759 861 897 943 1001 1127 1183 1353 1599 1617 1681 1771 1859 1911 1979 2009 2093 2829 3003 3157 3289 3381 3549 3731 3887 5043 5313 5577 5863 5937 6027 6279 6601 6929 7007 8281 9471 9867 10373 11193 11661 11767 12259 12397 13013 13853 14651 17589 18491 19803 20787 21021 21769 21853 22099 23023 24843 25727 26117 27209 31119 35301 36777 37191 38663 39039 41041 41559 42757 43953 45517 46207 48503 55473 65307 65559 66297 69069 72611 76219 77181 78351 81139 81627 82369 85813 91091 96971 115989 123123 128271 129437 134849 136551 138621 145509 152383 152971 159367 161161 180089 190463 217833 228657 240383 243417 247107 257439 270641 273273 282997 284089 287287 290913 299299 318619 334451 339521 388311 404547 425293 457149 458913 478101 483483 500687 502619 508277 533533 540267 567973 571389 591721 600691 721149 811923 848991 852267 861861 892529 897897 906059 943943 955857 1003353 1018563 1054807 1066681 1070797 1115569 1260623 1275879 1502061 1507857 1524831 1600599 1682681 1703919 1753037 1775163 1802073 1866197 1894487 1980979 1988623 2095093 2230333 2341157 2677587 2718177 2831829 2977051 3124979 3164421 3200043 3212391 3326699 3346707 3504809 3518333 3678961 3734731 3781869 3975811 4142047 5048043 5259111 5528809 5598591 5683461 5942937 5965869 6247703 6285279 6508931 6534047 6607601 6690999 7023471 7383649 7692373 7808983 8931153 9374937 9980097 10514427 10554999 11036883 11204193 11602877 11778767 11927433 12271259 12426141 13063379 13712491 13866853 13920361 16388099 16586427 18743109 19526793 19602141 19822803 20528167 20839357 21874853 22150947 23077119 23286893 23426949 24260561 24533663 24628331 25752727 28994329 34808631 35336301 36593689 36813777 38701663 39190137 41137473 41600559 41761083 43247087 43733921 45562517 45738329 49164297 51685543 53846611 61584501 62518071 65624559 69860679 71874517 72781683 73600989 73884993 76514077 77258181 81220139 84616103 85898813 86982987 91443653 95987437 109781067 116104989 129741261 131201763 136687551 137214987 143697169 150837401 153123971 155056629 161539833 163008251 169823927 180269089 215623551 229542231 243660417 253848309 256155823 257696439 266866171 270911641 274330959 287962311 302729609 315387293 318937619 320168303 376926277 431091507 452512203 459371913 475717957 489024753 503121619 509471781 535598539 540807267 562212131 568540973 592312721 671912059 768467469 800598513 812734923 841654847 908188827 946161879 956812857 960504909 994683001 1005880183 1055861807 1130778831 1188767489 1427153871 1509364857 1606795617 1686636393 1705622919 1776938163 1793090761 1868063197 2015736177 2119107263 2207711051 2524964541 2984049003 3017640549 3167585421 3330025699 3469260223 3521851333 3566302467 3749189773 3935484917 4146189047 5379272283 5604189591 5891583929 6184333441 6357321789 6623133153 6962781007 7391032649 9990077097 10407780669 10565553999 10941513011 11247569319 11806454751 12438567141 12930879013 13076442379 15453977357 17674751787 18553000323 20888343021 22173097947 23310179893 24284821561 27548394419 32824539033 38792637039 39229327137 41241087503 43290334087 46361932071 48739467049 69930539679 72854464683 76590591077 82645183257 90516153091 123723262509 129871002261 142239669143 146218401147 169993750927 229771773231 271548459273 303032338609 426719007429 509981252781 536134137539 633613071637 909097015827 995677684001 1608402412617 1900839214911 2987033052003 6969743788007 20909231364021
• Sum of all divisors σ(n): 40994811348480
• Sum of proper divisors (its aliquot sum) s(n): 20085579984459
• 20909231364021 is a deficient number, because the sum of its proper divisors (20085579984459) is less than itself. Its deficiency is 823651379562

Bases of 20909231364021

• Binary: 100110000010001001111010011101101011110110101₂
• Hexadecimal: 0x13044F4ED7B5
• Base-36: 7ETKGHRXX

Squares and roots of 20909231364021

• 20909231364021 squared (20909231364021²) is 437195956234159488213288441
• 20909231364021 cubed (20909231364021³) is 9141431400314440014208396341388342581261
• The square root of 20909231364021 is 4572661.2999456891
• The cube root of 20909231364021 is 27549.4345484567

Scales and comparisons

• 20,909,231,364,021 seconds is equal to 664,848 years, 45 weeks, 5 days, 15 hours, 20 minutes, 21 seconds.
• To count from 1 to 20,909,231,364,021 would take you about one million, six hundred sixty-two thousand, one hundred twenty-two 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 20909231364021 cubic inches would be around 2295.8 feet tall.

Recreational maths with 20909231364021

• 20909231364021 backwards is 12046313290902
• The number of decimal digits it has is: 14
• The sum of 20909231364021's digits is 42
• More coming soon!