18843478050509

Names of 18843478050509

• Cardinal: 18843478050509 can be written as Eighteen trillion, eight hundred forty-three billion, four hundred seventy-eight million, fifty thousand, five hundred nine.

Scientific notation

• Scientific notation: 1.8843478050509 × 10¹³

Factors of 18843478050509

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 760

Divisors of 18843478050509

• Number of divisors d(n): 54
• Complete list of divisors:
  1 7 49 101 149 503 707 1043 3521 4949 7301 10201 15049 24647 50803 71407 74947 105343 253009 355621 499849 524629 737401 1519949 1771063 2489347 3672403 5131103 7569647 10639643 12397441 25553909 35917721 37698341 52987529 74477501 178877363 251424047 263888387 370912703 764534347 1252141541 1847218709 2580944809 3807532441 5351740429 18066613663 26652727087 37462183003 126466295641 186569089609 384560776541 2691925435787 18843478050509
• Sum of all divisors σ(n): 22332124953450
• Sum of proper divisors (its aliquot sum) s(n): 3488646902941
• 18843478050509 is a deficient number, because the sum of its proper divisors (3488646902941) is less than itself. Its deficiency is 15354831147568

Bases of 18843478050509

• Binary: 100010010001101010110110100001100011011001101₂
• Hexadecimal: 0x112356D0C6CD
• Base-36: 6OGKOB1ZH

Squares and roots of 18843478050509

• 18843478050509 squared (18843478050509²) is 355076665040014463155159081
• 18843478050509 cubed (18843478050509³) is 6690879343929448930652141248827648022229
• The square root of 18843478050509 is 4340907.5146228351
• The cube root of 18843478050509 is 26610.5400645033

Scales and comparisons

• 18,843,478,050,509 seconds is equal to 599,164 years, 16 weeks, 2 days, 18 hours, 28 minutes, 29 seconds.
• To count from 1 to 18,843,478,050,509 would take you about one million, four hundred ninety-seven thousand, nine hundred ten 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 18843478050509 cubic inches would be around 2217.5 feet tall.

Recreational maths with 18843478050509

• 18843478050509 backwards is 90505087434881
• The number of decimal digits it has is: 14
• The sum of 18843478050509's digits is 62
• More coming soon!