729855121389009

Names of 729855121389009

• Cardinal: 729855121389009 can be written as Seven hundred twenty-nine trillion, eight hundred fifty-five billion, one hundred twenty-one million, three hundred eighty-nine thousand and nine.

Scientific notation

• Scientific notation: 7.29855121389009 × 10¹⁴

Factors of 729855121389009

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 6283541

Divisors of 729855121389009

• Number of divisors d(n): 32
• Complete list of divisors:
  1 3 7 11 21 33 77 231 551179 1653537 3858253 5732341 6062969 11574759 17197023 18188907 40126387 42440783 63055751 120379161 127322349 189167253 441390257 1324170771 3159545980039 9478637940117 22116821860273 34755005780429 66350465580819 104265017341287 243285040463003 729855121389009
• Sum of all divisors σ(n): 1213268069207040
• Sum of proper divisors (its aliquot sum) s(n): 483412947818031
• 729855121389009 is a deficient number, because the sum of its proper divisors (483412947818031) is less than itself. Its deficiency is 246442173570978

Bases of 729855121389009

• Binary: 10100101111100110010100011001111110111010111010001₂
• Hexadecimal: 0x297CCA33F75D1
• Base-36: 76PMTAZ2KX

Squares and roots of 729855121389009

• 729855121389009 squared (729855121389009²) is 532688498217765062681506002081
• 729855121389009 cubed (729855121389009³) is 388785428529255824176177716879724475164527729
• The square root of 729855121389009 is 27015830.9401915121
• The cube root of 729855121389009 is 90035.1764301461

Scales and comparisons

• 729,855,121,389,009 seconds is equal to 23,207,135 years, 14 weeks, 7 hours, 10 minutes, 9 seconds.
• To count from 1 to 729,855,121,389,009 would take you about fifty-eight million, seventeen thousand, eight hundred thirty-eight 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 729855121389009 cubic inches would be around 7502.9 feet tall.

Recreational maths with 729855121389009

• 729855121389009 backwards is 900983121558927
• The number of decimal digits it has is: 15
• The sum of 729855121389009's digits is 69
• More coming soon!