398429699422

Names of 398429699422

• Cardinal: 398429699422 can be written as Three hundred ninety-eight billion, four hundred twenty-nine million, six hundred ninety-nine thousand, four hundred twenty-two.

Scientific notation

• Scientific notation: 3.98429699422 × 10¹¹

Factors of 398429699422

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 85173290

Divisors of 398429699422

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 2339 4678 85170949 170341898 199214849711 398429699422
• Sum of all divisors σ(n): 597900069000
• Sum of proper divisors (its aliquot sum) s(n): 199470369578
• 398429699422 is a deficient number, because the sum of its proper divisors (199470369578) is less than itself. Its deficiency is 198959329844

Bases of 398429699422

• Binary: 101110011000100010000101011110101011110₂
• Hexadecimal: 0x5CC442BD5E
• Base-36: 531AR7MM

Squares and roots of 398429699422

• 398429699422 squared (398429699422²) is 158746225381505267134084
• 398429699422 cubed (398429699422³) is 63249210863130210862142903491299448
• The square root of 398429699422 is 631212.8796388743
• The cube root of 398429699422 is 7358.4086246959

Scales and comparisons

• 398,429,699,422 seconds is equal to 12,668 years, 43 weeks, 1 day, 20 hours, 30 minutes, 22 seconds.
• To count from 1 to 398,429,699,422 would take you about twenty-five thousand, three hundred thirty-seven 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 398429699422 cubic inches would be around 613.2 feet tall.

Recreational maths with 398429699422

• 398429699422 backwards is 224996924893
• The number of decimal digits it has is: 12
• The sum of 398429699422's digits is 67
• More coming soon!