29121345464326721

Names of 29121345464326721

• Cardinal: 29121345464326721 can be written as Twenty-nine quadrillion, one hundred twenty-one trillion, three hundred forty-five billion, four hundred sixty-four million, three hundred twenty-six thousand, seven hundred twenty-one.

Scientific notation

• Scientific notation: 2.9121345464326721 × 10¹⁶

Factors of 29121345464326721

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 878352512

Divisors of 29121345464326721

• Number of divisors d(n): 16
• Complete list of divisors:
  1 23 397 3631 9131 83513 1441507 33154661 878348461 20202014603 348704339017 3189283261891 8020199797391 73353515023493 1266145454970727 29121345464326721
• Sum of all divisors σ(n): 30472423736775168
• Sum of proper divisors (its aliquot sum) s(n): 1351078272448447
• 29121345464326721 is a deficient number, because the sum of its proper divisors (1351078272448447) is less than itself. Its deficiency is 27770267191878274

Bases of 29121345464326721

• Binary: 1100111011101011011010110011011110010000101101001000001₂
• Hexadecimal: 0x6775B59BC85A41
• Base-36: 7YQNLF2LNWH

Squares and roots of 29121345464326721

• 29121345464326721 squared (29121345464326721²) is 848052761652662485518793834611841
• 29121345464326721 cubed (29121345464326721³) is 24696437444063512462525612062255887946477439303361
• The square root of 29121345464326721 is 170649774.2873594339
• The cube root of 29121345464326721 is 307659.6054749815

Scales and comparisons

• 29,121,345,464,326,721 seconds is equal to 925,968,707 years, 27 weeks, 3 days, 19 hours, 38 minutes, 41 seconds.
• To count from 1 to 29,121,345,464,326,721 would take you about two billion, seven hundred seventy-seven million, nine hundred six thousand, one hundred twenty-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 29121345464326721 cubic inches would be around 25638.3 feet tall.

Recreational maths with 29121345464326721

• 29121345464326721 backwards is 12762346454312192
• The number of decimal digits it has is: 17
• The sum of 29121345464326721's digits is 62
• More coming soon!