20816979426243

Names of 20816979426243

• Cardinal: 20816979426243 can be written as Twenty trillion, eight hundred sixteen billion, nine hundred seventy-nine million, four hundred twenty-six thousand, two hundred forty-three.

Scientific notation

• Scientific notation: 2.0816979426243 × 10¹³

Factors of 20816979426243

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 63

Divisors of 20816979426243

• Number of divisors d(n): 480
• Complete list of divisors:
  1 3 7 9 11 13 21 27 29 33 39 63 77 81 87 91 99 117 121 143 189 203 231 243 261 273 297 319 351 363 377 429 567 609 693 783 819 841 847 891 957 1001 1053 1089 1131 1287 1331 1573 1701 1827 2079 2233 2349 2457 2523 2541 2639 2673 2871 3003 3159 3267 3393 3509 3861 3993 4147 4719 5481 5887 6237 6699 7047 7371 7569 7623 7917 8613 9009 9251 9317 9801 10179 10527 10933 11011 11583 11979 12441 14157 16443 17303 17661 18711 20097 22113 22707 22869 23751 24389 24563 25839 27027 27753 27951 29029 29403 30537 31581 32799 33033 34749 35937 37323 38599 42471 45617 49329 51909 52983 60291 64757 68121 68607 71253 73167 73689 76531 77517 81081 83259 83853 87087 91611 94743 98397 99099 101761 107811 111969 115797 120263 121121 127413 136851 155727 158949 170723 180873 194271 204363 205821 213759 219501 221067 229593 243243 249777 251559 261261 268279 270193 284229 295191 297297 305283 317057 319319 323433 335907 347391 360789 363363 382239 410553 467181 476847 501787 512169 542619 582813 641277 658503 663201 688779 707281 712327 749331 754677 783783 804837 810579 841841 852687 885573 891891 915849 951171 957957 1007721 1042173 1082367 1090089 1119371 1231659 1322893 1401543 1430541 1505361 1536507 1748439 1877953 1975509 1989603 2066337 2121843 2136981 2219399 2247993 2264031 2351349 2414511 2431737 2525523 2656719 2675673 2747547 2853513 2873871 2951069 3126519 3247101 3270267 3358113 3487627 3512509 3694977 3968679 4204629 4516083 4609521 4950967 5245317 5633859 5926527 5968809 6199011 6365529 6410943 6658197 7054047 7243533 7295211 7576569 7780091 7835597 8242641 8560539 8621613 8853207 9194653 9260251 9379557 9741303 9810801 10074339 10462881 10537527 11084931 11906037 13548249 13828563 14551823 14852901 15735951 16901577 18597033 19096587 19232829 19974591 20657483 21730599 21885633 22729707 23340273 23506791 24413389 24727923 25681617 25864839 26559621 27583959 27780753 29223909 29432403 30223017 31388643 31612581 32461759 35718111 38363897 40644747 41485689 43655469 44558703 50704731 54460637 57289761 57698487 59923773 61972449 64362571 65191797 65656899 68189121 70020819 70520373 73240167 77044851 77594517 79678863 82751877 83342259 85581001 90669051 94165929 94837743 97385277 101141183 101862761 107154333 115091691 121934241 130966407 133676109 152114193 163381911 171869283 173095461 179771319 185917347 193087713 204567363 210062457 211561119 219720501 227232313 239036589 248255631 250026777 256743003 268547279 272007153 282497787 284513229 292155831 303423549 305588283 321462999 345275073 392899221 401028327 422002867 456342579 490145733 539313957 557752041 579263139 599067007 630187371 634683357 659161503 681696939 707988281 717109767 744766893 750080331 770229009 805641837 847493361 853539687 876467493 910270647 916764849 941391011 1035825219 1112553013 1178697663 1203084981 1266008601 1470437199 1673256123 1737789417 1797201021 1890562113 1904050071 1977484509 2045090817 2123964843 2234300679 2250240993 2310687027 2416925511 2629402479 2730811941 2750294547 2824173033 2954020069 3107475657 3337659039 3536092989 3798025803 4411311597 5019768369 5213368251 5391603063 5932453527 6135272451 6371894529 6589737077 6932061081 7250776533 7787871091 7888207437 8192435823 8250883641 8472519099 8862060207 9322426971 10012977117 11394077409 12238083143 13233934791 15640104753 16174809189 18405817353 19115683587 19769211231 20796183243 21752329599 23363613273 24577307469 24752650923 25417557297 26586180621 30038931351 34182232227 36714249429 48524427567 55217452059 57347050761 59307633693 65256988797 70090839819 76252671891 79758541863 85666582001 90116794053 102546696681 110142748287 145573282701 172041152283 177922901079 210272519457 228758015673 239275625589 256999746003 270350382159 330428244861 533768703237 630817558371 717826876767 770999238009 991284734583 1601306109711 1892452675113 2312997714027 2973854203749 6938993142081 20816979426243
• Sum of all divisors σ(n): 43721234898432
• Sum of proper divisors (its aliquot sum) s(n): 22904255472189
• 20816979426243 is an abundant number, because the sum of its proper divisors (22904255472189) is greater than itself. Its abundance is 2087276045946

Bases of 20816979426243

• Binary: 100101110111011010100101010011111101111000011₂
• Hexadecimal: 0x12EED4A9FBC3
• Base-36: 7DN6S2L6R

Squares and roots of 20816979426243

• 20816979426243 squared (20816979426243²) is 433346632432624341477095049
• 20816979426243 cubed (20816979426243³) is 9020967931781628479396613800258395970907
• The square root of 20816979426243 is 4562562.8134024631
• The cube root of 20816979426243 is 27508.8586011573

Scales and comparisons

• 20,816,979,426,243 seconds is equal to 661,915 years, 28 weeks, 5 days, 21 hours, 4 minutes, 3 seconds.
• To count from 1 to 20,816,979,426,243 would take you about one million, six hundred fifty-four thousand, seven hundred eighty-eight 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 20816979426243 cubic inches would be around 2292.4 feet tall.

Recreational maths with 20816979426243

• 20816979426243 backwards is 34262497961802
• 20816979426243 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 20816979426243's digits is 63
• More coming soon!