40255221792985309

Names of 40255221792985309

• Cardinal: 40255221792985309 can be written as Forty quadrillion, two hundred fifty-five trillion, two hundred twenty-one billion, seven hundred ninety-two million, nine hundred eighty-five thousand, three hundred nine.

Scientific notation

• Scientific notation: 4.0255221792985309 × 10¹⁶

Factors of 40255221792985309

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 778986897

Divisors of 40255221792985309

• Number of divisors d(n): 32
• Complete list of divisors:
  1 11 71 127 521 781 1397 5731 9017 36991 66167 99187 406901 727837 4697857 51676427 778986167 8568847837 55308017857 98931243209 405851793007 608388196427 1088243675299 4464369723077 7024118267839 28815477303497 51543177711889 77265300946229 316970250338467 566974954830779 3659565617544119 40255221792985309
• Sum of all divisors σ(n): 44970111188140032
• Sum of proper divisors (its aliquot sum) s(n): 4714889395154723
• 40255221792985309 is a deficient number, because the sum of its proper divisors (4714889395154723) is less than itself. Its deficiency is 35540332397830586

Bases of 40255221792985309

• Binary: 10001111000000111110100100110011010100110101000011011101₂
• Hexadecimal: 0x8F03E9335350DD
• Base-36: B0DA9LCIM71

Squares and roots of 40255221792985309

• 40255221792985309 squared (40255221792985309²) is 1620482881602439355922278289825481
• 40255221792985309 cubed (40255221792985309³) is 65232897810642149008469759190215618727551606858629
• The square root of 40255221792985309 is 200637039.9327734027
• The cube root of 40255221792985309 is 342721.0196647091

Scales and comparisons

• 40,255,221,792,985,309 seconds is equal to 1,279,991,535 years, 22 weeks, 6 days, 7 hours, 1 minute, 49 seconds.
• To count from 1 to 40,255,221,792,985,309 would take you about three billion, eight hundred thirty-nine million, nine hundred seventy-four thousand, six hundred six 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 40255221792985309 cubic inches would be around 28560.1 feet tall.

Recreational maths with 40255221792985309

• 40255221792985309 backwards is 90358929712255204
• The number of decimal digits it has is: 17
• The sum of 40255221792985309's digits is 73
• More coming soon!