18207974354126427

Names of 18207974354126427

• Cardinal: 18207974354126427 can be written as Eighteen quadrillion, two hundred seven trillion, nine hundred seventy-four billion, three hundred fifty-four million, one hundred twenty-six thousand, four hundred twenty-seven.

Scientific notation

• Scientific notation: 1.8207974354126427 × 10¹⁶

Factors of 18207974354126427

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 2136

Divisors of 18207974354126427

• Number of divisors d(n): 216
• Complete list of divisors:
  1 3 9 13 27 39 81 117 169 243 351 507 729 991 1053 1129 1521 2187 2197 2973 3159 3387 4563 6561 6591 8919 9477 10161 12883 13689 14677 19773 26757 28431 30483 38649 41067 44031 59319 80271 85293 91449 115947 123201 132093 167479 177957 190801 240813 274347 347841 369603 396279 502437 533871 572403 722439 823041 1043523 1108809 1118839 1188837 1274641 1507311 1601613 1717209 2167317 2177227 2469123 2480413 3130569 3356517 3566511 3823923 4521933 4804839 5151627 6501951 6531681 7407369 7441239 9391707 10069551 10699533 11471769 13565799 14414517 14544907 15454881 16570333 19595043 22323717 28175121 30208653 32098599 34415307 40697397 43634721 46364643 49710999 58785129 66971151 84525363 90625959 96295797 103245921 122092191 130904163 139093929 149132997 176355387 189083791 200913453 215414329 271877877 309737763 366276573 392712489 417281787 447398991 529066161 567251373 602740359 646242987 815633631 929213289 1098829719 1178137467 1251845361 1263169231 1342196973 1587198483 1701754119 1808221077 1938728961 2446900893 2458089283 2787639867 2800386277 3534412401 3789507693 4026590919 4761595449 5105262357 5424663231 5816186883 7340702679 7374267849 8362919601 8401158831 10603237203 11368523079 12079772757 14284786347 15315787071 16273989693 16421200003 17448560649 22122803547 25203476493 31809711609 34105569237 36239318271 45947361213 49263600009 52345681947 66368410641 75610429479 95429134827 102316707711 108717954813 137842083639 147790800027 157037045841 199105231923 213475600039 226831288437 306950123133 413526250917 443372400081 471111137523 597315695769 640426800117 680493865311 920850369399 1240578752751 1330117200243 1413333412569 1791947087307 1921280400351 2041481595933 2762551108197 2775182800507 3990351600729 5375841261921 5763841201053 6124444787799 8287653324591 8325548401521 11971054802187 16127523785763 17291523603159 18373334363397 24976645204563 35913164406561 51874570809477 74929935613689 107739493219683 155623712428431 224789806841067 466871137285293 674369420523201 1400613411855879 2023108261569603 6069324784708809 18207974354126427
• Sum of all divisors σ(n): 29641527957874560
• Sum of proper divisors (its aliquot sum) s(n): 11433553603748133
• 18207974354126427 is a deficient number, because the sum of its proper divisors (11433553603748133) is less than itself. Its deficiency is 6774420750378294

Bases of 18207974354126427

• Binary: 1000000101100000000111001100011011101010000011001011011₂
• Hexadecimal: 0x40B00E6375065B
• Base-36: 4ZA6RXYHAOR

Squares and roots of 18207974354126427

• 18207974354126427 squared (18207974354126427²) is 331530330080525676463322299786329
• 18207974354126427 cubed (18207974354126427³) is 6036495747721280656923764475844006560201552216483
• The square root of 18207974354126427 is 134936927.3183824465
• The cube root of 18207974354126427 is 263079.6231042273

Scales and comparisons

• 18,207,974,354,126,427 seconds is equal to 578,957,263 years, 25 weeks, 6 days, 12 hours, 27 seconds.
• To count from 1 to 18,207,974,354,126,427 would take you about one billion, seven hundred thirty-six million, eight hundred seventy-one thousand, seven hundred ninety 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 18207974354126427 cubic inches would be around 21923.3 feet tall.

Recreational maths with 18207974354126427

• 18207974354126427 backwards is 72462145347970281
• The number of decimal digits it has is: 17
• The sum of 18207974354126427's digits is 72
• More coming soon!