1499189121

Names of 1499189121

• Cardinal: 1499189121 can be written as One billion, four hundred ninety-nine million, one hundred eighty-nine thousand, one hundred twenty-one.

Scientific notation

• Scientific notation: 1.499189121 × 10⁹

Factors of 1499189121

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 55525526

Divisors of 1499189121

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 9 27 55525523 166576569 499729707 1499189121
• Sum of all divisors σ(n): 2221020960
• Sum of proper divisors (its aliquot sum) s(n): 721831839
• 1499189121 is a deficient number, because the sum of its proper divisors (721831839) is less than itself. Its deficiency is 777357282

Bases of 1499189121

• Binary: 1011001010110111100111110000001₂
• Hexadecimal: 0x595BCF81
• Base-36: OSKTQ9

Squares and roots of 1499189121

• 1499189121 squared (1499189121²) is 2247568020524752641
• 1499189121 cubed (1499189121³) is 3369529525078213870603218561
• The square root of 1499189121 is 38719.3636440477
• The cube root of 1499189121 is 1144.5079332083

Scales and comparisons

• 1,499,189,121 seconds is equal to 47 years, 34 weeks, 5 days, 17 hours, 25 minutes, 21 seconds.
• To count from 1 to 1,499,189,121 would take you about ninety-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 1499189121 cubic inches would be around 95.4 feet tall.

Recreational maths with 1499189121

• 1499189121 backwards is 1219819941
• The number of decimal digits it has is: 10
• The sum of 1499189121's digits is 45
• More coming soon!