161622220057953018

Names of 161622220057953018

• Cardinal: 161622220057953018 can be written as One hundred sixty-one quadrillion, six hundred twenty-two trillion, two hundred twenty billion, fifty-seven million, nine hundred fifty-three thousand and eighteen.

Scientific notation

• Scientific notation: 1.61622220057953018 × 10¹⁷

Factors of 161622220057953018

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 166853

Divisors of 161622220057953018

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 6 7 13 14 21 26 39 42 78 91 127 182 254 273 381 546 762 889 1651 1778 2521 2667 3302 4953 5042 5334 5839 7563 9906 11557 11678 15126 17517 17647 23114 32773 34671 35034 35294 40873 52941 65546 69342 75907 81746 98319 105882 122619 151814 158341 196638 227721 229411 245238 316682 320167 455442 458822 475023 531349 640334 688233 741553 950046 960501 1062698 1108387 1376466 1483106 1594047 1921002 2058433 2216774 2224659 2241169 3188094 3325161 4116866 4162171 4449318 4482338 5190871 6175299 6650322 6723507 8324342 9640189 10381742 12350598 12486513 13447014 14409031 14720119 15572613 19280378 20109307 24973026 28818062 28920567 29135197 29440238 31145226 40218614 43227093 44160357 57841134 58270394 60327921 67481323 86454186 87405591 88320714 103040833 120655842 134962646 140765149 174811182 191361547 202443969 206081666 261420991 281530298 309122499 382723094 399177661 404887938 422295447 522841982 574084641 618244998 784262973 798355322 844590894 924553099 1148169282 1197532983 1339530829 1568525946 1829946937 1849106198 1869455113 2395065966 2679061658 2773659297 2794243627 3659893874 3738910226 4018592487 5189309593 5489840811 5547318594 5588487254 5608365339 6471871693 8037184974 8382730881 10378619186 10979681622 11216730678 12019190287 12943743386 13086185791 15567928779 16765461762 19415615079 24038380574 24302916469 26172371582 31135857558 36057570861 36325167151 38831230158 39258557373 48605832938 50695562947 72115141722 72650334302 72908749407 78517114746 84134332009 101391125894 108975501453 117418243573 145817498814 152086688841 168268664018 170120415283 217951002906 234836487146 252402996027 304173377682 340240830566 352254730719 354868940629 504805992054 510361245849 659042318311 704509461438 709737881258 821927705011 1020722491698 1064606821887 1318084636622 1526437166449 1643855410022 1977126954933 2129213643774 2330798362579 2465783115033 3052874332898 3954253909866 4579311499347 4613296228177 4661596725158 4931566230066 6992395087737 9158622998694 9226592456354 10685060165143 13839888684531 13984790175474 16315588538053 21370120330286 27679777369062 30300378713527 32055180495429 32631177076106 48946765614159 60600757427054 64110360990858 90901136140581 97893531228318 181802272281162 212102650994689 296011392047533 424205301989378 592022784095066 636307952984067 888034176142599 1272615905968134 1776068352285198 2072079744332731 3848148096617929 4144159488665462 6216239232998193 7696296193235858 11544444289853787 12432478465996386 23088888579707574 26937036676325503 53874073352651006 80811110028976509 161622220057953018
• Sum of all divisors σ(n): 401202188970885120
• Sum of proper divisors (its aliquot sum) s(n): 239579968912932102
• 161622220057953018 is an abundant number, because the sum of its proper divisors (239579968912932102) is greater than itself. Its abundance is 77957748854979084

Bases of 161622220057953018

• Binary: 1000111110001100101000110110000110010111010100001011111010₂
• Hexadecimal: 0x23E328D865D42FA
• Base-36: 187EAMVWG0L6

Squares and roots of 161622220057953018

• 161622220057953018 squared (161622220057953018²) is 26121742016461390853078472295308324
• 161622220057953018 cubed (161622220057953018³) is 4221853936481600319233579806989718969701784616321832
• The square root of 161622220057953018 is 402022661.1249085023
• The cube root of 161622220057953018 is 544712.1000618285

Scales and comparisons

• 161,622,220,057,953,018 seconds is equal to 5,139,086,667 years, 25 weeks, 4 days, 1 hour, 10 minutes, 18 seconds.
• To count from 1 to 161,622,220,057,953,018 would take you about fifteen billion, four hundred seventeen million, two hundred sixty thousand and 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 161622220057953018 cubic inches would be around 45392.7 feet tall.

Recreational maths with 161622220057953018

• 161622220057953018 backwards is 810359750022226161
• The number of decimal digits it has is: 18
• The sum of 161622220057953018's digits is 60
• More coming soon!