385439

Names of 385439

• Cardinal: 385439 can be written as Three hundred eighty-five thousand, four hundred thirty-nine.

Scientific notation

• Scientific notation: 3.85439 × 10⁵

Factors of 385439

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 13320

Divisors of 385439

• Number of divisors d(n): 4
• Complete list of divisors:
  1 29 13291 385439
• Sum of all divisors σ(n): 398760
• Sum of proper divisors (its aliquot sum) s(n): 13321
• 385439 is a deficient number, because the sum of its proper divisors (13321) is less than itself. Its deficiency is 372118

Bases of 385439

• Binary: 1011110000110011111₂
• Hexadecimal: 0x5E19F
• Base-36: 89EN

Squares and roots of 385439

• 385439 squared (385439²) is 148563222721
• 385439 cubed (385439³) is 57262060002359519
• The square root of 385439 is 620.8373377947
• The cube root of 385439 is 72.7755034717

Scales and comparisons

• 385,439 seconds is equal to 4 days, 11 hours, 3 minutes, 59 seconds.
• To count from 1 to 385,439 would take you about four days.

  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 385439 cubic inches would be around 6.1 feet tall.

Recreational maths with 385439

• 385439 backwards is 934583
• The number of decimal digits it has is: 6
• The sum of 385439's digits is 32
• More coming soon!