91042346396981728

Names of 91042346396981728

• Cardinal: 91042346396981728 can be written as Ninety-one quadrillion, forty-two trillion, three hundred forty-six billion, three hundred ninety-six million, nine hundred eighty-one thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 9.1042346396981728 × 10¹⁶

Factors of 91042346396981728

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 749368

Divisors of 91042346396981728

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 56 112 224 22031 26317 44062 52634 88124 105268 154217 176248 184219 210536 308434 352496 368438 421072 616868 701011 704992 736876 842144 1233736 1402022 1473752 2467472 2804044 2947504 4907077 4934944 5608088 5895008 9814154 11216176 19628308 22432352 39256616 78513232 157026464 579789827 1159579654 2319159308 4058528789 4638318616 8117057578 9276637232 15443973341 16234115156 18448506487 18553274464 30887946682 32468230312 36897012974 61775893364 64936460624 73794025948 108107813387 123551786728 129139545409 129872921248 147588051896 216215626774 247103573456 258279090818 295176103792 432431253548 494207146912 516558181636 590352207584 864862507096 1033116363272 1729725014192 2066232726544 3459450028384 4132465453088 406439046415097 812878092830194 1625756185660388 2845073324905679 3251512371320776 5690146649811358 6503024742641552 11380293299622716 13006049485283104 22760586599245432 45521173198490864 91042346396981728
• Sum of all divisors σ(n): 204862653794792448
• Sum of proper divisors (its aliquot sum) s(n): 113820307397810720
• 91042346396981728 is an abundant number, because the sum of its proper divisors (113820307397810720) is greater than itself. Its abundance is 22777961000828992

Bases of 91042346396981728

• Binary: 101000011011100101000100000011100100000101001100111100000₂
• Hexadecimal: 0x14372881C8299E0
• Base-36: OWFTGJL1D5S

Squares and roots of 91042346396981728

• 91042346396981728 squared (91042346396981728²) is 8288708837468011830102268365865984
• 91042346396981728 cubed (91042346396981728³) is 754623501164486454155186412988466417559678544740352
• The square root of 91042346396981728 is 301732242.8859430461
• The cube root of 91042346396981728 is 449863.9035299855

Scales and comparisons

• 91,042,346,396,981,728 seconds is equal to 2,894,865,002 years, 49 weeks, 5 days, 4 hours, 15 minutes, 28 seconds.
• To count from 1 to 91,042,346,396,981,728 would take you about eight billion, six hundred eighty-four million, five hundred ninety-five thousand and eight 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 91042346396981728 cubic inches would be around 37488.7 feet tall.

Recreational maths with 91042346396981728

• 91042346396981728 backwards is 82718969364324019
• The number of decimal digits it has is: 17
• The sum of 91042346396981728's digits is 82
• More coming soon!