40778827675729921

Names of 40778827675729921

• Cardinal: 40778827675729921 can be written as Forty quadrillion, seven hundred seventy-eight trillion, eight hundred twenty-seven billion, six hundred seventy-five million, seven hundred twenty-nine thousand, nine hundred twenty-one.

Scientific notation

• Scientific notation: 4.0778827675729921 × 10¹⁶

Factors of 40778827675729921

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 7240655

Divisors of 40778827675729921

• Number of divisors d(n): 8
• Complete list of divisors:
  1 7703 826313 6406639 6365089039 49350340217 5293889092007 40778827675729921
• Sum of all divisors σ(n): 40784177287491840
• Sum of proper divisors (its aliquot sum) s(n): 5349611761919
• 40778827675729921 is a deficient number, because the sum of its proper divisors (5349611761919) is less than itself. Its deficiency is 40773478063968002

Bases of 40778827675729921

• Binary: 10010000111000000010000010110001111110000000000000000001₂
• Hexadecimal: 0x90E020B1F80001
• Base-36: B5IVYTC0001

Squares and roots of 40778827675729921

• 40778827675729921 squared (40778827675729921²) is 1662912786606876550976260134666241
• 40778827675729921 cubed (40778827675729921³) is 67811633964809661806372142986492078152775392296961
• The square root of 40778827675729921 is 201937682.6541542765
• The cube root of 40778827675729921 is 344200.5649284807

Scales and comparisons

• 40,778,827,675,729,921 seconds is equal to 1,296,640,582 years, 46 weeks, 2 days, 19 hours, 12 minutes, 1 second.
• To count from 1 to 40,778,827,675,729,921 would take you about three billion, eight hundred eighty-nine million, nine hundred twenty-one thousand, seven hundred forty-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 40778827675729921 cubic inches would be around 28683.4 feet tall.

Recreational maths with 40778827675729921

• 40778827675729921 backwards is 12992757672887704
• The number of decimal digits it has is: 17
• The sum of 40778827675729921's digits is 91
• More coming soon!