1050728139

Names of 1050728139

• Cardinal: 1050728139 can be written as One billion, fifty million, seven hundred twenty-eight thousand, one hundred thirty-nine.

Scientific notation

• Scientific notation: 1.050728139 × 10⁹

Factors of 1050728139

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 2048225

Divisors of 1050728139

• Number of divisors d(n): 16
• Complete list of divisors:
  1 3 9 19 27 57 171 513 2048203 6144609 18433827 38915857 55301481 116747571 350242713 1050728139
• Sum of all divisors σ(n): 1638563200
• Sum of proper divisors (its aliquot sum) s(n): 587835061
• 1050728139 is a deficient number, because the sum of its proper divisors (587835061) is less than itself. Its deficiency is 462893078

Bases of 1050728139

• Binary: 111110101000001101011011001011₂
• Hexadecimal: 0x3EA0D6CB
• Base-36: HDKR0R

Squares and roots of 1050728139

• 1050728139 squared (1050728139²) is 1104029622086403321
• 1050728139 cubed (1050728139³) is 1160034990215719858677749619
• The square root of 1050728139 is 32414.9369735619
• The cube root of 1050728139 is 1016.6312478689

Scales and comparisons

• 1,050,728,139 seconds is equal to 33 years, 21 weeks, 2 days, 4 hours, 55 minutes, 39 seconds.
• To count from 1 to 1,050,728,139 would take you about sixty-six 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 1050728139 cubic inches would be around 84.7 feet tall.

Recreational maths with 1050728139

• 1050728139 backwards is 9318270501
• The number of decimal digits it has is: 10
• The sum of 1050728139's digits is 36
• More coming soon!