20990180120409843

Names of 20990180120409843

• Cardinal: 20990180120409843 can be written as Twenty quadrillion, nine hundred ninety trillion, one hundred eighty billion, one hundred twenty million, four hundred nine thousand, eight hundred forty-three.

Scientific notation

• Scientific notation: 2.0990180120409843 × 10¹⁶

Factors of 20990180120409843

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2053

Divisors of 20990180120409843

• Number of divisors d(n): 216
• Complete list of divisors:
  1 3 7 21 23 41 49 69 123 147 161 287 483 529 861 943 1127 1587 1681 1979 2009 2829 3381 3703 5043 5937 6027 6601 11109 11767 13853 19803 21689 25921 35301 38663 41559 45517 46207 65067 68921 77763 81139 82369 96971 115989 136551 138621 151823 206763 243417 247107 270641 290913 318619 455469 482447 567973 811923 889249 955857 1046891 1062761 1447341 1585183 1703919 1866197 1894487 2230333 2667747 3140673 3188283 3326699 3377129 3916441 3975811 4755549 5598591 5683461 6224743 6690999 7328237 9980097 10131387 11096281 11749323 11927433 13063379 18674229 21984711 23286893 27415087 33288843 36459209 39190137 42922531 43573201 51297659 69860679 76514077 77673967 82245261 90078143 91443653 109377627 128767593 130719603 136394659 153892977 160574081 163008251 191905609 229542231 233021901 255214463 270234429 274330959 300457717 409183977 481722243 489024753 535598539 575716827 630547001 765643389 901373151 954762613 1124018567 1606795617 1759823771 1786501241 1891641003 2071797289 2103204019 2864287839 3137077157 3372055701 3693203863 3749189773 4413829007 5279471313 5359503723 6215391867 6309612057 6583537321 6683338291 7868129969 9411231471 11079611589 11247569319 12318766397 13241487021 14502581023 19750611963 20050014873 21959540099 23604389907 25852427041 36956299191 43507743069 46084761247 65878620297 72152774611 77557281123 84943688849 86231364779 101518067161 138254283741 151421358383 153716780693 180966989287 216458323833 254831066547 258694094337 269925030161 304554201483 322593328729 454264075149 461150342079 505069422277 542900967861 594605821943 809775090483 967779986187 1059949508681 1515208266831 1783817465829 1889475211127 3179848526043 3482691242809 3535485955939 4162240753601 5668425633381 6208275693703 7419646560767 10448073728427 10606457867817 12486722260803 13226326477889 18624827081109 22258939682301 24378838699663 39678979433667 43457929855921 73136516098989 130373789567763 142790340955169 170651870897641 304205508991447 428371022865507 511955612692923 912616526974341 999532386686183 2998597160058549 6996726706803281 20990180120409843
• Sum of all divisors σ(n): 34901681860006416
• Sum of proper divisors (its aliquot sum) s(n): 13911501739596573
• 20990180120409843 is a deficient number, because the sum of its proper divisors (13911501739596573) is less than itself. Its deficiency is 7078678380813270

Bases of 20990180120409843

• Binary: 1001010100100100111010100100101110110010011011011110011₂
• Hexadecimal: 0x4A927525D936F3
• Base-36: 5QOEBMLAUPF

Squares and roots of 20990180120409843

• 20990180120409843 squared (20990180120409843²) is 440587661487248571182010291284649
• 20990180120409843 cubed (20990180120409843³) is 9248014373447506361269955733917397344788854400107
• The square root of 20990180120409843 is 144879881.6965621455
• The cube root of 20990180120409843 is 275849.4072774533

Scales and comparisons

• 20,990,180,120,409,843 seconds is equal to 667,422,800 years, 48 weeks, 5 days, 18 hours, 44 minutes, 3 seconds.
• To count from 1 to 20,990,180,120,409,843 would take you about two billion, two million, two hundred sixty-eight thousand, four hundred 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 20990180120409843 cubic inches would be around 22987.5 feet tall.

Recreational maths with 20990180120409843

• 20990180120409843 backwards is 34890402108109902
• The number of decimal digits it has is: 17
• The sum of 20990180120409843's digits is 60
• More coming soon!