18718610545008

Names of 18718610545008

• Cardinal: 18718610545008 can be written as Eighteen trillion, seven hundred eighteen billion, six hundred ten million, five hundred forty-five thousand and eight.

Scientific notation

• Scientific notation: 1.8718610545008 × 10¹³

Factors of 18718610545008

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 11817304653

Divisors of 18718610545008

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 33 36 44 48 66 72 88 99 132 144 176 198 264 396 528 792 1584 11817304637 23634609274 35451913911 47269218548 70903827822 94538437096 106355741733 129990351007 141807655644 189076874192 212711483466 259980702014 283615311288 389971053021 425422966932 519961404028 567230622576 779942106042 850845933864 1039922808056 1169913159063 1559884212084 1701691867728 2079845616112 2339826318126 3119768424168 4679652636252 6239536848336 9359305272504 18718610545008
• Sum of all divisors σ(n): 57148485229368
• Sum of proper divisors (its aliquot sum) s(n): 38429874684360
• 18718610545008 is an abundant number, because the sum of its proper divisors (38429874684360) is greater than itself. Its abundance is 19711264139352

Bases of 18718610545008

• Binary: 100010000011001000100001000011101100101110000₂
• Hexadecimal: 0x11064421D970
• Base-36: 6MV7LF240

Squares and roots of 18718610545008

• 18718610545008 squared (18718610545008²) is 350386380735684694793720064
• 18718610545008 cubed (18718610545008³) is 6558746201266175476806720467326824640512
• The square root of 18718610545008 is 4326500.9586278841
• The cube root of 18718610545008 is 26551.6309386229

Scales and comparisons

• 18,718,610,545,008 seconds is equal to 595,193 years, 47 weeks, 4 days, 16 minutes, 48 seconds.
• To count from 1 to 18,718,610,545,008 would take you about one million, four hundred eighty-seven thousand, nine hundred eighty-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 18718610545008 cubic inches would be around 2212.6 feet tall.

Recreational maths with 18718610545008

• 18718610545008 backwards is 80054501681781
• The number of decimal digits it has is: 14
• The sum of 18718610545008's digits is 54
• More coming soon!