18078406138143

Names of 18078406138143

• Cardinal: 18078406138143 can be written as Eighteen trillion, seventy-eight billion, four hundred six million, one hundred thirty-eight thousand, one hundred forty-three.

Scientific notation

• Scientific notation: 1.8078406138143 × 10¹³

Factors of 18078406138143

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 527503

Divisors of 18078406138143

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 9 13 27 31 39 93 117 279 351 403 837 1209 3169 3627 9507 10881 28521 41197 85563 98239 123591 294717 370773 524287 884151 1112319 1277107 1572861 2652453 3831321 4718583 6815731 11493963 14155749 16252897 20447193 34481889 48758691 61341579 146276073 184024737 211287661 438828219 633862983 1661465503 1901588949 4984396509 5704766847 14953189527 21599051539 44859568581 51505430593 64797154617 154516291779 194391463851 463548875337 583174391553 669570597709 1390646626011 2008711793127 6026135379381 18078406138143
• Sum of all divisors σ(n): 29782913843200
• Sum of proper divisors (its aliquot sum) s(n): 11704507705057
• 18078406138143 is a deficient number, because the sum of its proper divisors (11704507705057) is less than itself. Its deficiency is 6373898433086

Bases of 18078406138143

• Binary: 100000111000100110100111110011101100100011111₂
• Hexadecimal: 0x107134F9D91F
• Base-36: 6EP3S8S9R

Squares and roots of 18078406138143

• 18078406138143 squared (18078406138143²) is 326828768495646499199488449
• 18078406138143 cubed (18078406138143³) is 5908543214493413211301121512247226810207
• The square root of 18078406138143 is 4251870.8985742971
• The cube root of 18078406138143 is 26245.4110862763

Scales and comparisons

• 18,078,406,138,143 seconds is equal to 574,837 years, 20 weeks, 3 days, 18 hours, 49 minutes, 3 seconds.
• To count from 1 to 18,078,406,138,143 would take you about one million, four hundred thirty-seven thousand and ninety-three 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 18078406138143 cubic inches would be around 2187.1 feet tall.

Recreational maths with 18078406138143

• 18078406138143 backwards is 34183160487081
• The number of decimal digits it has is: 14
• The sum of 18078406138143's digits is 54
• More coming soon!