18959375747728

Names of 18959375747728

• Cardinal: 18959375747728 can be written as Eighteen trillion, nine hundred fifty-nine billion, three hundred seventy-five million, seven hundred forty-seven thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 1.8959375747728 × 10¹³

Factors of 18959375747728

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 5061

Divisors of 18959375747728

• Number of divisors d(n): 90
• Complete list of divisors:
  1 2 4 8 13 16 26 52 104 169 208 313 338 626 676 1252 1352 2504 2704 4069 4733 5008 8138 9466 16276 18932 32552 37864 52897 61529 65104 75728 105794 123058 211588 246116 423176 492232 799877 846352 984464 1481429 1599754 2962858 3199508 5925716 6399016 11851432 12798032 19258577 22401289 23702864 38517154 44802578 77034308 89605156 154068616 179210312 250361501 291216757 308137232 358420624 500723002 582433514 1001446004 1164867028 2002892008 2329734056 3785817841 4005784016 4659468112 7011603457 7571635682 14023206914 15143271364 28046413828 30286542728 56092827656 60573085456 91150844941 112185655312 182301689882 364603379764 729206759528 1184960984233 1458413519056 2369921968466 4739843936932 9479687873864 18959375747728
• Sum of all divisors σ(n): 39912341702406
• Sum of proper divisors (its aliquot sum) s(n): 20952965954678
• 18959375747728 is an abundant number, because the sum of its proper divisors (20952965954678) is greater than itself. Its abundance is 1993590206950

Bases of 18959375747728

• Binary: 100010011111001010010110110110100101010010000₂
• Hexadecimal: 0x113E52DB4A90
• Base-36: 6PXTESXHS

Squares and roots of 18959375747728

• 18959375747728 squared (18959375747728²) is 359457928743536659097161984
• 18959375747728 cubed (18959375747728³) is 6815097936548748489617434523802735972352
• The square root of 18959375747728 is 4354236.5286842193
• The cube root of 18959375747728 is 26664.9850534841

Scales and comparisons

• 18,959,375,747,728 seconds is equal to 602,849 years, 26 weeks, 1 day, 7 hours, 15 minutes, 28 seconds.
• To count from 1 to 18,959,375,747,728 would take you about one million, five hundred seven thousand, one hundred twenty-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 18959375747728 cubic inches would be around 2222.1 feet tall.

Recreational maths with 18959375747728

• 18959375747728 backwards is 82774757395981
• The number of decimal digits it has is: 14
• The sum of 18959375747728's digits is 82
• More coming soon!