2146746889

Names of 2146746889

• Cardinal: 2146746889 can be written as Two billion, one hundred forty-six million, seven hundred forty-six thousand, eight hundred eighty-nine.

Scientific notation

• Scientific notation: 2.146746889 × 10⁹

Factors of 2146746889

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 6626

Divisors of 2146746889

• Number of divisors d(n): 9
• Complete list of divisors:
  1 7 49 6619 46333 324331 43811161 306678127 2146746889
• Sum of all divisors σ(n): 2497613517
• Sum of proper divisors (its aliquot sum) s(n): 350866628
• 2146746889 is a deficient number, because the sum of its proper divisors (350866628) is less than itself. Its deficiency is 1795880261

Bases of 2146746889

• Binary: 1111111111101001100001000001001₂
• Hexadecimal: 0x7FF4C209
• Base-36: ZI48I1

Squares and roots of 2146746889

• 2146746889 squared (2146746889²) is 4608522205431178321
• 2146746889 cubed (2146746889³) is 9893330707396800964210993369
• 2146746889 is a perfect square number. Its square root is 46333
• The cube root of 2146746889 is 1290.0115955531

Scales and comparisons

• 2,146,746,889 seconds is equal to 68 years, 13 weeks, 3 days, 14 hours, 34 minutes, 49 seconds.
• To count from 1 to 2,146,746,889 would take you about one hundred thirty-six 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 2146746889 cubic inches would be around 107.5 feet tall.

Recreational maths with 2146746889

• 2146746889 backwards is 9886476412
• The number of decimal digits it has is: 10
• The sum of 2146746889's digits is 55
• More coming soon!