155943338481

Names of 155943338481

• Cardinal: 155943338481 can be written as One hundred fifty-five billion, nine hundred forty-three million, three hundred thirty-eight thousand, four hundred eighty-one.

Scientific notation

• Scientific notation: 1.55943338481 × 10¹¹

Factors of 155943338481

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 50543

Divisors of 155943338481

• Number of divisors d(n): 80
• Complete list of divisors:
  1 3 7 9 21 27 43 63 81 127 129 189 301 381 387 567 889 903 1143 1161 2667 2709 3429 3483 5461 8001 8127 10287 16383 24003 24381 38227 49149 50363 72009 114681 147447 151089 344043 352541 442341 453267 1032129 1057623 1359801 2165609 3096387 3172869 4079403 6396101 6496827 9518607 15159263 19188303 19490481 28555821 44772707 45477789 57564909 58471443 134318121 136433367 172694727 175414329 275032343 402954363 409300101 518084181 825097029 1208863089 1227900303 1925226401 2475291087 3626589267 5775679203 7425873261 17327037609 22277619783 51981112827 155943338481
• Sum of all divisors σ(n): 274573246464
• Sum of proper divisors (its aliquot sum) s(n): 118629907983
• 155943338481 is a deficient number, because the sum of its proper divisors (118629907983) is less than itself. Its deficiency is 37313430498

Bases of 155943338481

• Binary: 10010001001110111100101000000111110001₂
• Hexadecimal: 0x244EF281F1
• Base-36: 1ZN0MY29

Squares and roots of 155943338481

• 155943338481 squared (155943338481²) is 24318324816599735387361
• 155943338481 cubed (155943338481³) is 3792280758165914783006270072338641
• The square root of 155943338481 is 394896.6174595573
• The cube root of 155943338481 is 5382.5607788809

Scales and comparisons

• 155,943,338,481 seconds is equal to 4,958 years, 26 weeks, 5 days, 18 hours, 1 minute, 21 seconds.
• To count from 1 to 155,943,338,481 would take you about nine thousand, nine hundred seventeen 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 155943338481 cubic inches would be around 448.5 feet tall.

Recreational maths with 155943338481

• 155943338481 backwards is 184833349551
• The number of decimal digits it has is: 12
• The sum of 155943338481's digits is 54
• More coming soon!