40328640720081

Names of 40328640720081

• Cardinal: 40328640720081 can be written as Forty trillion, three hundred twenty-eight billion, six hundred forty million, seven hundred twenty thousand and eighty-one.

Scientific notation

• Scientific notation: 4.0328640720081 × 10¹³

Factors of 40328640720081

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 12031

Divisors of 40328640720081

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 7 9 19 21 27 57 63 79 133 171 189 237 399 513 553 711 1197 1501 1659 2133 3591 4503 4977 10507 11923 13509 14931 31521 35769 40527 83461 94563 107307 226537 250383 283689 321921 679611 751149 941917 1585759 2038833 2253447 2825751 4757277 6116499 6593419 8477253 14271831 17896423 19780257 25431759 42815493 53689269 59340771 125274961 142157929 161067807 178022313 375824883 426473787 483203421 995105503 1127474649 1279421361 2701000651 2985316509 3382423947 3838264083 8103001953 8955949527 11230476391 18907004557 24309005859 26867848581 33691429173 56721013671 72927017577 78613334737 101074287519 170163041013 213379051429 235840004211 303222862557 510489123039 640137154287 707520012633 1493653360003 1920411462861 2122560037899 4480960080009 5761234388583 13442880240027 40328640720081
• Sum of all divisors σ(n): 72790964736000
• Sum of proper divisors (its aliquot sum) s(n): 32462324015919
• 40328640720081 is a deficient number, because the sum of its proper divisors (32462324015919) is less than itself. Its deficiency is 7866316704162

Bases of 40328640720081

• Binary: 1001001010110110111110010011011110110011010001₂
• Hexadecimal: 0x24ADBE4DECD1
• Base-36: EAMPZFHE9

Squares and roots of 40328640720081

• 40328640720081 squared (40328640720081²) is 1626399262329375358196646561
• 40328640720081 cubed (40328640720081³) is 65590471517886147462982545671406492291441
• The square root of 40328640720081 is 6350483.5028587391
• The cube root of 40328640720081 is 34292.9248781073

Scales and comparisons

• 40,328,640,720,081 seconds is equal to 1,282,326 years, 1 week, 4 days, 1 minute, 21 seconds.
• To count from 1 to 40,328,640,720,081 would take you about three million, two hundred five thousand, eight hundred fifteen 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 40328640720081 cubic inches would be around 2857.7 feet tall.

Recreational maths with 40328640720081

• 40328640720081 backwards is 18002704682304
• The number of decimal digits it has is: 14
• The sum of 40328640720081's digits is 45
• More coming soon!