155404969624703142

Names of 155404969624703142

• Cardinal: 155404969624703142 can be written as One hundred fifty-five quadrillion, four hundred four trillion, nine hundred sixty-nine billion, six hundred twenty-four million, seven hundred three thousand, one hundred forty-two.

Scientific notation

• Scientific notation: 1.55404969624703142 × 10¹⁷

Factors of 155404969624703142

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 652

Divisors of 155404969624703142

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 6 9 17 18 27 34 37 51 54 74 102 111 153 222 306 333 459 593 629 666 918 999 1186 1258 1369 1779 1887 1998 2738 3558 3774 4107 5337 5661 8214 10081 10674 11322 12321 16011 16983 20162 21941 23273 24642 30243 32022 33966 36963 43882 46546 60486 65823 69819 73926 90729 131646 139638 181458 197469 209457 272187 351649 372997 394938 418914 544374 592407 628371 703298 745994 811817 1054947 1118991 1184814 1256742 1623634 2109894 2237982 2435451 3164841 3356973 4870902 5978033 6329682 6713946 7306353 9494523 10070919 11956066 13011013 13800889 14612706 17934099 18989046 20141838 21919059 26022026 27601778 35868198 39033039 41402667 43838118 53802297 78066078 82805334 107604594 117099117 124208001 161406891 208527857 221187221 234198234 248416002 322813782 351297351 372624003 417055714 442374442 481407481 625583571 663561663 702594702 745248006 962814962 1251167142 1327123326 1444222443 1876750713 1990684989 2888444886 3544973569 3753501426 3981369978 4332667329 5630252139 5972054967 7089947138 7715530709 8183927177 8665334658 10634920707 11260504278 11944109934 12998001987 15431061418 16367854354 21269841414 23146592127 24551781531 25996003974 31904762121 46293184254 49103563062 63809524242 69439776381 73655344593 95714286363 123657019201 131164022053 138879552762 147310689186 191428572726 208319329143 220966033779 247314038402 262328044106 285474636233 370971057603 393492066159 416638658286 441932067558 570949272466 741942115206 786984132318 856423908699 1112913172809 1180476198477 1712847817398 2102169326417 2225826345618 2360952396954 2569271726097 3338739518427 3541428595431 4204338652834 4575309710437 4853068815961 5138543452194 6306507979251 6677479036854 7082857190862 7707815178291 9150619420874 9706137631922 12613015958502 13725929131311 14559206447883 15415630356582 18919523937753 27451858262622 29118412895766 37839047875506 41177787393933 43677619343649 56758571813259 77780265077429 82355574787866 87355238687298 113517143626518 123533362181799 131032858030947 155560530154858 169286459286169 233340795232287 247066724363598 262065716061894 338572918572338 466681590464574 507859377858507 700022385696861 1015718755717014 1400044771393722 1523578133575521 2100067157090583 2877869807864873 3047156267151042 4200134314181166 4570734400726563 5755739615729746 8633609423594619 9141468801453126 17267218847189238 25900828270783857 51801656541567714 77702484812351571 155404969624703142
• Sum of all divisors σ(n): 376443331883655120
• Sum of proper divisors (its aliquot sum) s(n): 221038362258951978
• 155404969624703142 is an abundant number, because the sum of its proper divisors (221038362258951978) is greater than itself. Its abundance is 65633392634248836

Bases of 155404969624703142

• Binary: 1000101000000110111111111100011010110011111001000010100110₂
• Hexadecimal: 0x2281BFF1ACF90A6
• Base-36: 16I6GPGT4XPI

Squares and roots of 155404969624703142

• 155404969624703142 squared (155404969624703142²) is 24150704584054906223679211624672164
• 155404969624703142 cubed (155404969624703142³) is 3753139512300231631161677966924375583598541570739288
• The square root of 155404969624703142 is 394214370.1397795849
• The cube root of 155404969624703142 is 537635.9500348887

Scales and comparisons

• 155,404,969,624,703,142 seconds is equal to 4,941,397,334 years, 48 weeks, 3 days, 13 hours, 5 minutes, 42 seconds.
• To count from 1 to 155,404,969,624,703,142 would take you about fourteen billion, eight hundred twenty-four million, one hundred ninety-two thousand and four 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 155404969624703142 cubic inches would be around 44803 feet tall.

Recreational maths with 155404969624703142

• 155404969624703142 backwards is 241307426969404551
• The number of decimal digits it has is: 18
• The sum of 155404969624703142's digits is 72
• More coming soon!