1338729047

Names of 1338729047

• Cardinal: 1338729047 can be written as One billion, three hundred thirty-eight million, seven hundred twenty-nine thousand and forty-seven.

Scientific notation

• Scientific notation: 1.338729047 × 10⁹

Factors of 1338729047

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 1338729047

Divisors of 1338729047

• Number of divisors d(n): 2
• Complete list of divisors:
  1 1338729047
• Sum of all divisors σ(n): 1338729048
• Sum of proper divisors (its aliquot sum) s(n): 1
• 1338729047 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 1338729046

Bases of 1338729047

• Binary: 1001111110010110110001001010111₂
• Hexadecimal: 0x4FCB6257
• Base-36: M51LXZ

Squares and roots of 1338729047

• 1338729047 squared (1338729047²) is 1792195461281528209
• 1338729047 cubed (1338729047³) is 2399264121919145657938186823
• The square root of 1338729047 is 36588.6464220799
• The cube root of 1338729047 is 1102.1251058831

Scales and comparisons

• 1,338,729,047 seconds is equal to 42 years, 29 weeks, 3 days, 13 hours, 10 minutes, 47 seconds.
• To count from 1 to 1,338,729,047 would take you about eighty-five 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 1338729047 cubic inches would be around 91.8 feet tall.

Recreational maths with 1338729047

• 1338729047 backwards is 7409278331
• The number of decimal digits it has is: 10
• The sum of 1338729047's digits is 44
• More coming soon!