18038788973

Names of 18038788973

• Cardinal: 18038788973 can be written as Eighteen billion, thirty-eight million, seven hundred eighty-eight thousand, nine hundred seventy-three.

Scientific notation

• Scientific notation: 1.8038788973 × 10¹⁰

Factors of 18038788973

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 29718546

Divisors of 18038788973

• Number of divisors d(n): 4
• Complete list of divisors:
  1 607 29717939 18038788973
• Sum of all divisors σ(n): 18068507520
• Sum of proper divisors (its aliquot sum) s(n): 29718547
• 18038788973 is a deficient number, because the sum of its proper divisors (29718547) is less than itself. Its deficiency is 18009070426

Bases of 18038788973

• Binary: 10000110011001100100001001101101101₂
• Hexadecimal: 0x43332136D
• Base-36: 8ABTUNH

Squares and roots of 18038788973

• 18038788973 squared (18038788973²) is 325397907612426394729
• 18038788973 cubed (18038788973³) is 5869784187676310007011630523317
• The square root of 18038788973 is 134308.5588225859
• The cube root of 18038788973 is 2622.6225596461

Scales and comparisons

• 18,038,788,973 seconds is equal to 573 years, 30 weeks, 6 hours, 42 minutes, 53 seconds.
• To count from 1 to 18,038,788,973 would take you about one thousand, one hundred forty-seven 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 18038788973 cubic inches would be around 218.6 feet tall.

Recreational maths with 18038788973

• 18038788973 backwards is 37988783081
• The number of decimal digits it has is: 11
• The sum of 18038788973's digits is 62
• More coming soon!