72843198208933681

Names of 72843198208933681

• Cardinal: 72843198208933681 can be written as Seventy-two quadrillion, eight hundred forty-three trillion, one hundred ninety-eight billion, two hundred eight million, nine hundred thirty-three thousand, six hundred eighty-one.

Scientific notation

• Scientific notation: 7.2843198208933681 × 10¹⁶

Factors of 72843198208933681

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 128

Divisors of 72843198208933681

• Number of divisors d(n): 33
• Complete list of divisors:
  1 19 109 361 2071 6859 11881 39349 130321 225739 747631 2476099 4289041 14204989 47045881 81491779 269894791 893871739 1548343801 5128001029 16983563041 29418532219 97432019551 322687697779 558952112161 1851208371469 6131066257801 10620090131059 35172959057911 201781712490121 668286222100309 3833852537312299 72843198208933681
• Sum of all divisors σ(n): 77601927469362891
• Sum of proper divisors (its aliquot sum) s(n): 4758729260429210
• 72843198208933681 is a deficient number, because the sum of its proper divisors (4758729260429210) is less than itself. Its deficiency is 68084468948504471

Bases of 72843198208933681

• Binary: 100000010110010101000000010111001100010111111111100110001₂
• Hexadecimal: 0x102CA80B98BFF31
• Base-36: JX8RBA9YEK1

Squares and roots of 72843198208933681

• 72843198208933681 squared (72843198208933681²) is 5306131525305999031556959056209761
• 72843198208933681 cubed (72843198208933681³) is 386515590420536489495838845855011366835869273860241
• 72843198208933681 is a perfect square number. Its square root is 269894791
• The cube root of 72843198208933681 is 417634.4686608039

Scales and comparisons

• 72,843,198,208,933,681 seconds is equal to 2,316,188,384 years, 12 weeks, 2 days, 15 hours, 48 minutes, 1 second.
• To count from 1 to 72,843,198,208,933,681 would take you about six billion, nine hundred forty-eight million, five hundred sixty-five thousand, one hundred fifty-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 72843198208933681 cubic inches would be around 34802.9 feet tall.

Recreational maths with 72843198208933681

• 72843198208933681 backwards is 18633980289134827
• The number of decimal digits it has is: 17
• The sum of 72843198208933681's digits is 82
• More coming soon!