1499728009

Names of 1499728009

• Cardinal: 1499728009 can be written as One billion, four hundred ninety-nine million, seven hundred twenty-eight thousand and nine.

Scientific notation

• Scientific notation: 1.499728009 × 10⁹

Factors of 1499728009

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 115363706

Divisors of 1499728009

• Number of divisors d(n): 4
• Complete list of divisors:
  1 13 115363693 1499728009
• Sum of all divisors σ(n): 1615091716
• Sum of proper divisors (its aliquot sum) s(n): 115363707
• 1499728009 is a deficient number, because the sum of its proper divisors (115363707) is less than itself. Its deficiency is 1384364302

Bases of 1499728009

• Binary: 1011001011001000000100010001001₂
• Hexadecimal: 0x59640889
• Base-36: OSWDJD

Squares and roots of 1499728009

• 1499728009 squared (1499728009²) is 2249184100979104081
• 1499728009 cubed (1499728009³) is 3373164393635846714001904729
• The square root of 1499728009 is 38726.3219141709
• The cube root of 1499728009 is 1144.6450490439

Scales and comparisons

• 1,499,728,009 seconds is equal to 47 years, 35 weeks, 4 days, 23 hours, 6 minutes, 49 seconds.
• To count from 1 to 1,499,728,009 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 1499728009 cubic inches would be around 95.4 feet tall.

Recreational maths with 1499728009

• 1499728009 backwards is 9008279941
• The number of decimal digits it has is: 10
• The sum of 1499728009's digits is 49
• More coming soon!