8097121390

Names of 8097121390

• Cardinal: 8097121390 can be written as Eight billion, ninety-seven million, one hundred twenty-one thousand, three hundred ninety.

Scientific notation

• Scientific notation: 8.09712139 × 10⁹

Factors of 8097121390

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 809712146

Divisors of 8097121390

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 5 10 809712139 1619424278 4048560695 8097121390
• Sum of all divisors σ(n): 14574818520
• Sum of proper divisors (its aliquot sum) s(n): 6477697130
• 8097121390 is a deficient number, because the sum of its proper divisors (6477697130) is less than itself. Its deficiency is 1619424260

Bases of 8097121390

• Binary: 111100010101000000100010001101110₂
• Hexadecimal: 0x1E2A0446E
• Base-36: 3PWTEUM

Squares and roots of 8097121390

• 8097121390 squared (8097121390²) is 65563374804395532100
• 8097121390 cubed (8097121390³) is 530874604529258128987341619000
• The square root of 8097121390 is 89984.0063011201
• The cube root of 8097121390 is 2008.0609163319

Scales and comparisons

• 8,097,121,390 seconds is equal to 257 years, 24 weeks, 16 hours, 23 minutes, 10 seconds.
• To count from 1 to 8,097,121,390 would take you about five hundred fourteen 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 8097121390 cubic inches would be around 167.3 feet tall.

Recreational maths with 8097121390

• 8097121390 backwards is 0931217908
• The number of decimal digits it has is: 10
• The sum of 8097121390's digits is 40
• More coming soon!