18040261905527841

Names of 18040261905527841

• Cardinal: 18040261905527841 can be written as Eighteen quadrillion, forty trillion, two hundred sixty-one billion, nine hundred five million, five hundred twenty-seven thousand, eight hundred forty-one.

Scientific notation

• Scientific notation: 1.8040261905527841 × 10¹⁶

Factors of 18040261905527841

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 35198

Divisors of 18040261905527841

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 7 9 21 27 63 151 189 453 1057 1359 2953 3171 4077 8859 9463 9513 20671 22621 26577 28389 28539 62013 66241 67863 79731 85167 158347 186039 198723 203589 255501 445903 475041 558117 596169 610767 1337709 1425123 1428913 1788507 3121321 3415771 4013127 4275369 4286739 9363963 10002391 10247313 12039381 12860217 23910397 27944239 28091889 30007173 30741939 38580651 66799813 71731191 83832717 84275667 90021519 92225817 195609673 200399439 214062523 215193573 251498151 270064557 467598691 586829019 601198317 642187569 645580719 754494453 1402796073 1498437661 1760487057 1803594951 1926562707 4208388219 4219580089 4495312983 5281461171 5779688121 10086771763 12625164657 12658740267 13485938949 29537060623 30260315289 32323440973 37976220801 40457816847 70607402341 88611181869 90780945867 96970322919 113928662403 211822207023 226264086811 265833545607 272342837601 290910968757 632126630419 635466621069 678792260433 797500636821 872732906271 1896379891257 1906399863207 2036376781299 4424886412933 5689139673771 6109130343897 13274659238799 17067419021313 39823977716397 95451121193269 119471933149191 286353363579807 668157848352883 859060090739421 2004473545058649 2577180272218263 6013420635175947 18040261905527841
• Sum of all divisors σ(n): 30761661359636480
• Sum of proper divisors (its aliquot sum) s(n): 12721399454108639
• 18040261905527841 is a deficient number, because the sum of its proper divisors (12721399454108639) is less than itself. Its deficiency is 5318862451419202

Bases of 18040261905527841

• Binary: 1000000000101111000010111001010100010001011010000100001₂
• Hexadecimal: 0x401785CA88B421
• Base-36: 4XMQLWOSIE9

Squares and roots of 18040261905527841

• 18040261905527841 squared (18040261905527841²) is 325451049620039008793672826121281
• 18040261905527841 cubed (18040261905527841³) is 5871222172574440862436946900550095592312988084321
• The square root of 18040261905527841 is 134314042.1010693915
• The cube root of 18040261905527841 is 262269.3939917185

Scales and comparisons

• 18,040,261,905,527,841 seconds is equal to 573,624,526 years, 20 weeks, 6 days, 6 hours, 37 minutes, 21 seconds.
• To count from 1 to 18,040,261,905,527,841 would take you about one billion, seven hundred twenty million, eight hundred seventy-three thousand, five hundred seventy-nine 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 18040261905527841 cubic inches would be around 21855.8 feet tall.

Recreational maths with 18040261905527841

• 18040261905527841 backwards is 14872550916204081
• 18040261905527841 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 18040261905527841's digits is 63
• More coming soon!