40729243328298980999

Names of 40729243328298980999

• Cardinal: 40729243328298980999 can be written as Forty quintillion, seven hundred twenty-nine quadrillion, two hundred forty-three trillion, three hundred twenty-eight billion, two hundred ninety-eight million, nine hundred eighty thousand, nine hundred ninety-nine.

Scientific notation

• Scientific notation: 4.0729243328298980999 × 10¹⁹

Factors of 40729243328298980999

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 477375697

Divisors of 40729243328298980999

• Number of divisors d(n): 8
• Complete list of divisors:
  1 24979 3440609 473910109 85942972211 11837800612711 1630539386216381 40729243328298980999
• Sum of all divisors σ(n): 40730885791906158000
• Sum of proper divisors (its aliquot sum) s(n): 1642463607177001
• 40729243328298980999 is a deficient number, because the sum of its proper divisors (1642463607177001) is less than itself. Its deficiency is 40727600864691803998

Bases of 40729243328298980999

• Binary: 100011010100111011010101110000001110101001101101011001011010000111₂
• Hexadecimal: 0x2353B5703A9B59687
• Base-36: 8LFWFSG2HJ4HZ

Squares and roots of 40729243328298980999

• 40729243328298980999 squared (40729243328298980999²) is 1658871262095787055301528438981763038001
• 40729243328298980999 cubed (40729243328298980999³) is 67564571284221745206202333449085546548092917763210813942999
• The square root of 40729243328298980999 is 6381946672.3170745247
• The cube root of 40729243328298980999 is 3440609.9999999989

Scales and comparisons

• 40,729,243,328,298,980,999 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 40,729,243,328,298,980,999 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 40729243328298980999 cubic inches would be around 286717.5 feet tall.

Recreational maths with 40729243328298980999

• 40729243328298980999 backwards is 99908989282334292704
• The number of decimal digits it has is: 20
• The sum of 40729243328298980999's digits is 107
• More coming soon!