18318320083881

Names of 18318320083881

• Cardinal: 18318320083881 can be written as Eighteen trillion, three hundred eighteen billion, three hundred twenty million, eighty-three thousand, eight hundred eighty-one.

Scientific notation

• Scientific notation: 1.8318320083881 × 10¹³

Factors of 18318320083881

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 133

Divisors of 18318320083881

• Number of divisors d(n): 112
• Complete list of divisors:
  1 3 9 27 29 81 87 101 243 261 303 729 783 841 909 2349 2523 2727 2929 7047 7569 8181 8787 10201 21141 22707 24389 24543 26361 30603 68121 73167 73629 79083 84941 91809 204363 219501 237249 254823 275427 295829 613089 658503 711747 764469 826281 887487 1030301 1975509 2135241 2293407 2463289 2478843 2662461 3090903 5926527 6880221 7389867 7436529 7987383 8579041 9272709 17779581 20640663 22169601 23962149 25737123 27818127 29878729 61921989 66508803 71886447 77211369 83454381 89636187 199526409 215659341 231634107 248792189 250363143 268908561 598579227 694902321 746376567 751089429 806725683 866483141 1795737681 2084706963 2239129701 2420177049 2599449423 6254120889 6717389103 7260531147 7798348269 20152167309 21781593441 23395044807 25128011089 60456501927 70185134421 75384033267 181369505781 210555403263 226152099801 631666209789 678456299403 2035368898209 6106106694627 18318320083881
• Sum of all divisors σ(n): 28730223144720
• Sum of proper divisors (its aliquot sum) s(n): 10411903060839
• 18318320083881 is a deficient number, because the sum of its proper divisors (10411903060839) is less than itself. Its deficiency is 7906417023042

Bases of 18318320083881

• Binary: 100001010100100010000111101100010001110101001₂
• Hexadecimal: 0x10A910F623A9
• Base-36: 6HRBIT9K9

Squares and roots of 18318320083881

• 18318320083881 squared (18318320083881²) is 335560850695518006876022161
• 18318320083881 cubed (18318320083881³) is 6146911070659901132907920207057134886841
• The square root of 18318320083881 is 4279990.6639946073
• 18318320083881 is a perfect cube number. Its cube root is 26361

Scales and comparisons

• 18,318,320,083,881 seconds is equal to 582,465 years, 47 weeks, 4 days, 13 hours, 31 minutes, 21 seconds.
• To count from 1 to 18,318,320,083,881 would take you about one million, four hundred fifty-six thousand, one hundred sixty-four 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 18318320083881 cubic inches would be around 2196.8 feet tall.

Recreational maths with 18318320083881

• 18318320083881 backwards is 18838002381381
• The number of decimal digits it has is: 14
• The sum of 18318320083881's digits is 54
• More coming soon!