165397381422

Names of 165397381422

• Cardinal: 165397381422 can be written as One hundred sixty-five billion, three hundred ninety-seven million, three hundred eighty-one thousand, four hundred twenty-two.

Scientific notation

• Scientific notation: 1.65397381422 × 10¹¹

Factors of 165397381422

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 125710

Divisors of 165397381422

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 6 7 13 14 19 21 26 38 39 42 57 78 91 114 127 133 182 247 254 266 273 381 399 494 546 741 762 798 889 1482 1651 1729 1778 2413 2667 3302 3458 4826 4953 5187 5334 7239 9906 10374 11557 14478 16891 23114 31369 33782 34671 50673 62738 69342 94107 101346 125539 188214 219583 251078 376617 439166 658749 753234 878773 1317498 1632007 1757546 2385241 2636319 3264014 4770482 4896021 5272638 7155723 9792042 11424049 14311446 15943453 16696687 22848098 31008133 31886906 33393374 34272147 47830359 50090061 62016266 68544294 93024399 95660718 100180122 111604171 186048798 207264889 217056931 223208342 302925607 334812513 414529778 434113862 605851214 621794667 651170793 669625026 908776821 1243589334 1302341586 1450854223 1817553642 2120479249 2901708446 3938032891 4240958498 4352562669 6361437747 7876065782 8705125338 11814098673 12722875494 23628197346 27566230237 55132460474 82698690711 165397381422
• Sum of all divisors σ(n): 431937945600
• Sum of proper divisors (its aliquot sum) s(n): 266540564178
• 165397381422 is an abundant number, because the sum of its proper divisors (266540564178) is greater than itself. Its abundance is 101143182756

Bases of 165397381422

• Binary: 10011010000010011100111100000100101110₂
• Hexadecimal: 0x268273C12E
• Base-36: 23ZDBWA6

Squares and roots of 165397381422

• 165397381422 squared (165397381422²) is 27356293781254550742084
• 165397381422 cubed (165397381422³) is 4524659356830445562761720495163448
• The square root of 165397381422 is 406690.7687936865
• The cube root of 165397381422 is 5489.2061743191

Scales and comparisons

• 165,397,381,422 seconds is equal to 5,259 years, 6 weeks, 3 days, 13 hours, 3 minutes, 42 seconds.
• To count from 1 to 165,397,381,422 would take you about ten thousand, five hundred eighteen 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 165397381422 cubic inches would be around 457.4 feet tall.

Recreational maths with 165397381422

• 165397381422 backwards is 224183793561
• The number of decimal digits it has is: 12
• The sum of 165397381422's digits is 51
• More coming soon!