42128317218990

Names of 42128317218990

• Cardinal: 42128317218990 can be written as Forty-two trillion, one hundred twenty-eight billion, three hundred seventeen million, two hundred eighteen thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 4.212831721899 × 10¹³

Factors of 42128317218990

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 681717

Divisors of 42128317218990

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 5 6 10 15 30 109 218 327 545 654 1090 1635 3270 19457 38914 58371 97285 116742 194570 291855 583710 662141 1324282 1986423 2120813 3310705 3972846 4241626 6362439 6621410 9932115 10604065 12724878 19864230 21208130 31812195 63624390 72173369 144346738 216520107 360866845 433040214 721733690 1082600535 2165201070 12883277437 25766554874 38649832311 64416387185 77299664622 128832774370 193249161555 386498323110 1404277240633 2808554481266 4212831721899 7021386203165 8425663443798 14042772406330 21064158609495 42128317218990
• Sum of all divisors σ(n): 102040955565120
• Sum of proper divisors (its aliquot sum) s(n): 59912638346130
• 42128317218990 is an abundant number, because the sum of its proper divisors (59912638346130) is greater than itself. Its abundance is 17784321127140

Bases of 42128317218990

• Binary: 1001100101000011000011011000100000000010101110₂
• Hexadecimal: 0x2650C36200AE
• Base-36: EXLHCCN8U

Squares and roots of 42128317218990

• 42128317218990 squared (42128317218990²) is 1774795111703849327616620100
• 42128317218990 cubed (42128317218990³) is 74769131464572556106095790296135335699000
• The square root of 42128317218990 is 6490633.0368454817
• The cube root of 42128317218990 is 34795.6299889205

Scales and comparisons

• 42,128,317,218,990 seconds is equal to 1,339,550 years, 9 weeks, 1 day, 2 hours, 36 minutes, 30 seconds.
• To count from 1 to 42,128,317,218,990 would take you about three million, three hundred forty-eight thousand, eight hundred seventy-five 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 42128317218990 cubic inches would be around 2899.6 feet tall.

Recreational maths with 42128317218990

• 42128317218990 backwards is 09981271382124
• The number of decimal digits it has is: 14
• The sum of 42128317218990's digits is 57
• More coming soon!