168318293909072

Names of 168318293909072

• Cardinal: 168318293909072 can be written as One hundred sixty-eight trillion, three hundred eighteen billion, two hundred ninety-three million, nine hundred nine thousand and seventy-two.

Scientific notation

• Scientific notation: 1.68318293909072 × 10¹⁴

Factors of 168318293909072

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 795849

Divisors of 168318293909072

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 4 8 16 433 866 1732 3464 6928 31817 63634 127268 254536 509072 763597 1527194 3054388 6108776 12217552 13776761 27553522 55107044 110214088 220428176 330637501 661275002 1322550004 2645100008 5290200016 24295365749 48590731498 97181462996 194362925992 388725851984 10519893369317 21039786738634 42079573477268 84159146954536 168318293909072
• Sum of all divisors σ(n): 326880552300456
• Sum of proper divisors (its aliquot sum) s(n): 158562258391384
• 168318293909072 is a deficient number, because the sum of its proper divisors (158562258391384) is less than itself. Its deficiency is 9756035517688

Bases of 168318293909072

• Binary: 100110010001010110101000000111100001111001010000₂
• Hexadecimal: 0x9915A81E1E50
• Base-36: 1NNWCUCDOW

Squares and roots of 168318293909072

• 168318293909072 squared (168318293909072²) is 28331048064460744334603901184
• 168318293909072 cubed (168318293909072³) is 4768633674865948977965407252178596569141248
• The square root of 168318293909072 is 12973754.0407189777
• The cube root of 168318293909072 is 55213.3087165819

Scales and comparisons

• 168,318,293,909,072 seconds is equal to 5,352,001 years, 5 weeks, 2 days, 17 hours, 24 minutes, 32 seconds.
• To count from 1 to 168,318,293,909,072 would take you about thirteen million, three hundred eighty thousand and two 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 168318293909072 cubic inches would be around 4601.1 feet tall.

Recreational maths with 168318293909072

• 168318293909072 backwards is 270909392813861
• The number of decimal digits it has is: 15
• The sum of 168318293909072's digits is 68
• More coming soon!