388969

Names of 388969

• Cardinal: 388969 can be written as Three hundred eighty-eight thousand, nine hundred sixty-nine.

Scientific notation

• Scientific notation: 3.88969 × 10⁵

Factors of 388969

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 495

Divisors of 388969

• Number of divisors d(n): 8
• Complete list of divisors:
  1 7 181 307 1267 2149 55567 388969
• Sum of all divisors σ(n): 448448
• Sum of proper divisors (its aliquot sum) s(n): 59479
• 388969 is a deficient number, because the sum of its proper divisors (59479) is less than itself. Its deficiency is 329490

Bases of 388969

• Binary: 1011110111101101001₂
• Hexadecimal: 0x5EF69
• Base-36: 8C4P

Squares and roots of 388969

• 388969 squared (388969²) is 151296882961
• 388969 cubed (388969³) is 58849797268457209
• The square root of 388969 is 623.6737929399
• The cube root of 388969 is 72.9969974371

Scales and comparisons

• 388,969 seconds is equal to 4 days, 12 hours, 2 minutes, 49 seconds.
• To count from 1 to 388,969 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 388969 cubic inches would be around 6.1 feet tall.

Recreational maths with 388969

• 388969 backwards is 969883
• The number of decimal digits it has is: 6
• The sum of 388969's digits is 43
• More coming soon!