18018040518018

Names of 18018040518018

• Cardinal: 18018040518018 can be written as Eighteen trillion, eighteen billion, forty million, five hundred eighteen thousand and eighteen.

Scientific notation

• Scientific notation: 1.8018040518018 × 10¹³

Factors of 18018040518018

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 508

Divisors of 18018040518018

• Number of divisors d(n): 162
• Complete list of divisors:
  1 2 3 6 9 17 18 34 51 102 153 229 257 289 306 458 514 578 687 771 867 1374 1542 1734 2061 2313 2601 3893 4122 4369 4626 5202 7786 8738 11679 13107 23358 26214 35037 39321 52441 58853 66049 66181 70074 74273 78642 104882 117706 132098 132362 148546 157323 176559 198147 198543 222819 314646 353118 396294 397086 445638 471969 529677 594441 595629 668457 891497 943938 1000501 1059354 1122833 1188882 1191258 1336914 1782994 2001002 2245666 2674491 3001503 3368499 5348982 6003006 6736998 8023473 9004509 10105497 13477337 15125221 15155449 16046946 17008517 18009018 19088161 20210994 26954674 30250442 30310898 34017034 38176322 40432011 45375663 45466347 51025551 57264483 80864022 90751326 90932694 102051102 114528966 121296033 136126989 136399041 153076653 171793449 229114729 242592066 257128757 272253978 272798082 306153306 343586898 458229458 514257514 687344187 771386271 1374688374 1542772542 2062032561 2314158813 3463675609 3894950393 4124065122 4371188869 4628317626 6927351218 7789900786 8742377738 10391026827 11684851179 13113566607 20782053654 23369702358 26227133214 31173080481 35054553537 39340699821 58882485353 62346160962 70109107074 78681399642 117764970706 176647456059 353294912118 529942368177 1001002251001 1059884736354 2002004502002 3003006753003 6006013506006 9009020259009 18018040518018
• Sum of all divisors σ(n): 41815175652081
• Sum of proper divisors (its aliquot sum) s(n): 23797135134063
• 18018040518018 is an abundant number, because the sum of its proper divisors (23797135134063) is greater than itself. Its abundance is 5779094616045

Bases of 18018040518018

• Binary: 100000110001100100110111001111001010110000010₂
• Hexadecimal: 0x106326E79582
• Base-36: 6DXDG41OI

Squares and roots of 18018040518018

• 18018040518018 squared (18018040518018²) is 324649784108938357782648324
• 18018040518018 cubed (18018040518018³) is 5849552964240647552606099029616879501832
• The square root of 18018040518018 is 4244766.2501035319
• The cube root of 18018040518018 is 26216.1664876099

Scales and comparisons

• 18,018,040,518,018 seconds is equal to 572,917 years, 49 weeks, 4 days, 15 hours, 18 seconds.
• To count from 1 to 18,018,040,518,018 would take you about one million, four hundred thirty-two thousand, two hundred ninety-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 18018040518018 cubic inches would be around 2184.7 feet tall.

Recreational maths with 18018040518018

• 18018040518018 backwards is 81081504081081
• The number of decimal digits it has is: 14
• The sum of 18018040518018's digits is 45
• More coming soon!