18189366782201460

Names of 18189366782201460

• Cardinal: 18189366782201460 can be written as Eighteen quadrillion, one hundred eighty-nine trillion, three hundred sixty-six billion, seven hundred eighty-two million, two hundred one thousand, four hundred sixty.

Scientific notation

• Scientific notation: 1.818936678220146 × 10¹⁶

Factors of 18189366782201460

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 4536182348

Divisors of 18189366782201460

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 22277 44554 66831 89108 111385 133662 200493 222770 267324 334155 400986 445540 668310 801972 1002465 1336620 2004930 4009860 4536160061 9072320122 13608480183 18144640244 22680800305 27216960366 40825440549 45361600610 54433920732 68042400915 81650881098 90723201220 136084801830 163301762196 204127202745 272169603660 408254405490 816508810980 101052037678897 202104075357794 303156113036691 404208150715588 505260188394485 606312226073382 909468339110073 1010520376788970 1212624452146764 1515780565183455 1818936678220146 2021040753577940 3031561130366910 3637873356440292 4547341695550365 6063122260733820 9094683391100730 18189366782201460
• Sum of all divisors σ(n): 55176889328234856
• Sum of proper divisors (its aliquot sum) s(n): 36987522546033396
• 18189366782201460 is an abundant number, because the sum of its proper divisors (36987522546033396) is greater than itself. Its abundance is 18798155763831936

Bases of 18189366782201460

• Binary: 1000000100111110010000111111001101111100000111001110100₂
• Hexadecimal: 0x409F21F9BE0E74
• Base-36: 4Z3LBQQL850

Squares and roots of 18189366782201460

• 18189366782201460 squared (18189366782201460²) is 330853063937453895187844026131600
• 18189366782201460 cubed (18189366782201460³) is 6018007730973499665047119240839808058015672136000
• The square root of 18189366782201460 is 134867960.5473496437
• The cube root of 18189366782201460 is 262989.9748100279

Scales and comparisons

• 18,189,366,782,201,460 seconds is equal to 578,365,600 years, 13 weeks, 6 days, 16 hours, 51 minutes.
• To count from 1 to 18,189,366,782,201,460 would take you about one billion, seven hundred thirty-five million, ninety-six thousand, eight hundred 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 18189366782201460 cubic inches would be around 21915.8 feet tall.

Recreational maths with 18189366782201460

• 18189366782201460 backwards is 06410228766398181
• The number of decimal digits it has is: 17
• The sum of 18189366782201460's digits is 72
• More coming soon!