13382787857

Names of 13382787857

• Cardinal: 13382787857 can be written as Thirteen billion, three hundred eighty-two million, seven hundred eighty-seven thousand, eight hundred fifty-seven.

Scientific notation

• Scientific notation: 1.3382787857 × 10¹⁰

Factors of 13382787857

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 6408402

Divisors of 13382787857

• Number of divisors d(n): 4
• Complete list of divisors:
  1 2089 6406313 13382787857
• Sum of all divisors σ(n): 13389196260
• Sum of proper divisors (its aliquot sum) s(n): 6408403
• 13382787857 is a deficient number, because the sum of its proper divisors (6408403) is less than itself. Its deficiency is 13376379454

Bases of 13382787857

• Binary: 1100011101101011010010001100010001₂
• Hexadecimal: 0x31DAD2311
• Base-36: 65BRL75

Squares and roots of 13382787857

• 13382787857 squared (13382787857²) is 179099010825466652449
• 13382787857 cubed (13382787857³) is 2396844067275766662752916511793
• The square root of 13382787857 is 115684.0000043223
• The cube root of 13382787857 is 2374.1903268161

Scales and comparisons

• 13,382,787,857 seconds is equal to 425 years, 27 weeks, 4 days, 9 hours, 4 minutes, 17 seconds.
• To count from 1 to 13,382,787,857 would take you about eight hundred fifty-one 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 13382787857 cubic inches would be around 197.8 feet tall.

Recreational maths with 13382787857

• 13382787857 backwards is 75878728331
• The number of decimal digits it has is: 11
• The sum of 13382787857's digits is 59
• More coming soon!