40145303208011991

Names of 40145303208011991

• Cardinal: 40145303208011991 can be written as Forty quadrillion, one hundred forty-five trillion, three hundred three billion, two hundred eight million, eleven thousand, nine hundred ninety-one.

Scientific notation

• Scientific notation: 4.0145303208011991 × 10¹⁶

Factors of 40145303208011991

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 318

Divisors of 40145303208011991

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 11 33 113 121 191 339 363 573 1243 1331 2101 3729 3993 6303 12769 13673 21583 23111 36481 38307 41019 64749 69333 109443 140459 150403 237413 254221 401291 421377 451209 712239 762663 1203873 1442897 1545049 2438879 2611543 4122353 4328691 4414201 4635147 6967871 7316637 7834629 12367059 13242603 15871867 16995539 20903613 26827669 28726973 45345883 47615601 48556211 50986617 76646581 80483007 86180919 136037649 145668633 174590537 229939743 275593327 295104359 465825889 498804713 523771611 787369423 826779981 843112391 885313077 1397477667 1496414139 1920495907 2362108269 2529337173 3031526597 3246147949 5124084779 5486851843 5761487721 8661063653 9094579791 9274236301 9738443847 15372254337 16460555529 25983190959 27822708903 33346792567 52638325457 56364932569 88972744799 95271700183 100040377701 157914976371 169094797707 266918234397 285815100549 366814718237 579021580027 620014258259 978700192789 1047988702013 1100444154711 1737064740081 1860042774777 2936100578367 3143966106039 6369237380297 10053920162287 10765702120679 19107712140891 30161760486861 32297106362037 70061611183267 110593121785157 118422723327469 210184833549801 331779365355471 355268169982407 1216524339636727 3649573018910181 13381767736003997 40145303208011991
• Sum of all divisors σ(n): 59714071576657920
• Sum of proper divisors (its aliquot sum) s(n): 19568768368645929
• 40145303208011991 is a deficient number, because the sum of its proper divisors (19568768368645929) is less than itself. Its deficiency is 20576534839366062

Bases of 40145303208011991

• Binary: 10001110100111111111000011001001000111010010100011010111₂
• Hexadecimal: 0x8E9FF0C91D28D7
• Base-36: AZABLOX1CYF

Squares and roots of 40145303208011991

• 40145303208011991 squared (40145303208011991²) is 1611645369663217855925534399784081
• 40145303208011991 cubed (40145303208011991³) is 64699992028918450910717869594076624559619658915271
• The square root of 40145303208011991 is 200362928.7268779943
• The cube root of 40145303208011991 is 342408.7972353927

Scales and comparisons

• 40,145,303,208,011,991 seconds is equal to 1,276,496,464 years, 22 weeks, 5 days, 16 hours, 39 minutes, 51 seconds.
• To count from 1 to 40,145,303,208,011,991 would take you about three billion, eight hundred twenty-nine million, four hundred eighty-nine thousand, three hundred ninety-three 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 40145303208011991 cubic inches would be around 28534.1 feet tall.

Recreational maths with 40145303208011991

• 40145303208011991 backwards is 19911080230354104
• The number of decimal digits it has is: 17
• The sum of 40145303208011991's digits is 51
• More coming soon!