389938

Names of 389938

• Cardinal: 389938 can be written as Three hundred eighty-nine thousand, nine hundred thirty-eight.

Scientific notation

• Scientific notation: 3.89938 × 10⁵

Factors of 389938

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 1052

Divisors of 389938

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 241 482 809 1618 194969 389938
• Sum of all divisors σ(n): 588060
• Sum of proper divisors (its aliquot sum) s(n): 198122
• 389938 is a deficient number, because the sum of its proper divisors (198122) is less than itself. Its deficiency is 191816

Bases of 389938

• Binary: 1011111001100110010₂
• Hexadecimal: 0x5F332
• Base-36: 8CVM

Squares and roots of 389938

• 389938 squared (389938²) is 152051643844
• 389938 cubed (389938³) is 59290713897241672
• The square root of 389938 is 624.4501581391
• The cube root of 389938 is 73.0575639039

Scales and comparisons

• 389,938 seconds is equal to 4 days, 12 hours, 18 minutes, 58 seconds.
• To count from 1 to 389,938 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 389938 cubic inches would be around 6.1 feet tall.

Recreational maths with 389938

• 389938 backwards is 839983
• The number of decimal digits it has is: 6
• The sum of 389938's digits is 40
• More coming soon!