18209185108830

Names of 18209185108830

• Cardinal: 18209185108830 can be written as Eighteen trillion, two hundred nine billion, one hundred eighty-five million, one hundred eight thousand, eight hundred thirty.

Scientific notation

• Scientific notation: 1.820918510883 × 10¹³

Factors of 18209185108830

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 22480475453

Divisors of 18209185108830

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 27 30 45 54 81 90 135 162 270 405 810 22480475443 44960950886 67441426329 112402377215 134882852658 202324278987 224804754430 337207131645 404648557974 606972836961 674414263290 1011621394935 1213945673922 1820918510883 2023242789870 3034864184805 3641837021766 6069728369610 9104592554415 18209185108830
• Sum of all divisors σ(n): 48962475517032
• Sum of proper divisors (its aliquot sum) s(n): 30753290408202
• 18209185108830 is an abundant number, because the sum of its proper divisors (30753290408202) is greater than itself. Its abundance is 12544105299372

Bases of 18209185108830

• Binary: 100001000111110101000000000101001001101011110₂
• Hexadecimal: 0x108FA802935E
• Base-36: 6GD6MNZVI

Squares and roots of 18209185108830

• 18209185108830 squared (18209185108830²) is 331574422327636218943968900
• 18209185108830 cubed (18209185108830³) is 6037700033517302905367884042018635387000
• The square root of 18209185108830 is 4267222.1771112411
• The cube root of 18209185108830 is 26308.5454209233

Scales and comparisons

• 18,209,185,108,830 seconds is equal to 578,995 years, 39 weeks, 4 days, 6 hours, 40 minutes, 30 seconds.
• To count from 1 to 18,209,185,108,830 would take you about one million, four hundred forty-seven thousand, four hundred eighty-nine 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 18209185108830 cubic inches would be around 2192.4 feet tall.

Recreational maths with 18209185108830

• 18209185108830 backwards is 03880158190281
• 18209185108830 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18209185108830's digits is 54
• More coming soon!