1428385263

Names of 1428385263

• Cardinal: 1428385263 can be written as One billion, four hundred twenty-eight million, three hundred eighty-five thousand, two hundred sixty-three.

Scientific notation

• Scientific notation: 1.428385263 × 10⁹

Factors of 1428385263

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 5736573

Divisors of 1428385263

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 83 249 5736487 17209461 476128421 1428385263
• Sum of all divisors σ(n): 1927459968
• Sum of proper divisors (its aliquot sum) s(n): 499074705
• 1428385263 is a deficient number, because the sum of its proper divisors (499074705) is less than itself. Its deficiency is 929310558

Bases of 1428385263

• Binary: 1010101001000110110110111101111₂
• Hexadecimal: 0x55236DEF
• Base-36: NMF94F

Squares and roots of 1428385263

• 1428385263 squared (1428385263²) is 2040284459555579169
• 1428385263 cubed (1428385263³) is 2914312254357108814429386447
• The square root of 1428385263 is 37793.9844816605
• The cube root of 1428385263 is 1126.1989556495

Scales and comparisons

• 1,428,385,263 seconds is equal to 45 years, 21 weeks, 5 days, 5 hours, 41 minutes, 3 seconds.
• To count from 1 to 1,428,385,263 would take you about ninety 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 1428385263 cubic inches would be around 93.8 feet tall.

Recreational maths with 1428385263

• 1428385263 backwards is 3625838241
• The number of decimal digits it has is: 10
• The sum of 1428385263's digits is 42
• More coming soon!