3805438849

Names of 3805438849

• Cardinal: 3805438849 can be written as Three billion, eight hundred five million, four hundred thirty-eight thousand, eight hundred forty-nine.

Scientific notation

• Scientific notation: 3.805438849 × 10⁹

Factors of 3805438849

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 3121847

Divisors of 3805438849

• Number of divisors d(n): 8
• Complete list of divisors:
  1 23 53 1219 3121771 71800733 165453863 3805438849
• Sum of all divisors σ(n): 4045816512
• Sum of proper divisors (its aliquot sum) s(n): 240377663
• 3805438849 is a deficient number, because the sum of its proper divisors (240377663) is less than itself. Its deficiency is 3565061186

Bases of 3805438849

• Binary: 11100010110100100110001110000001₂
• Hexadecimal: 0xE2D26381
• Base-36: 1QXNREP

Squares and roots of 3805438849

• 3805438849 squared (3805438849²) is 14481364833478444801
• 3805438849 cubed (3805438849³) is 55107948323861289649827474049
• The square root of 3805438849 is 61688.2391465343
• The cube root of 3805438849 is 1561.2348934767

Scales and comparisons

• 3,805,438,849 seconds is equal to 121 years, 10 hours, 20 minutes, 49 seconds.
• To count from 1 to 3,805,438,849 would take you about two hundred forty-two 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 3805438849 cubic inches would be around 130.1 feet tall.

Recreational maths with 3805438849

• 3805438849 backwards is 9488345083
• The number of decimal digits it has is: 10
• The sum of 3805438849's digits is 52
• More coming soon!