80381

Names of 80381

• Cardinal: 80381 can be written as Eighty thousand, three hundred eighty-one.

Scientific notation

• Scientific notation: 8.0381 × 10⁴

Factors of 80381

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 11490

Divisors of 80381

• Number of divisors d(n): 4
• Complete list of divisors:
  1 7 11483 80381
• Sum of all divisors σ(n): 91872
• Sum of proper divisors (its aliquot sum) s(n): 11491
• 80381 is a deficient number, because the sum of its proper divisors (11491) is less than itself. Its deficiency is 68890

Bases of 80381

• Binary: 10011100111111101₂
• Hexadecimal: 0x139FD
• Base-36: 1Q0T

Squares and roots of 80381

• 80381 squared (80381²) is 6461105161
• 80381 cubed (80381³) is 519350093946341
• The square root of 80381 is 283.5154316787
• The cube root of 80381 is 43.1569887983

Scales and comparisons

• 80,381 seconds is equal to 22 hours, 19 minutes, 41 seconds.
• To count from 1 to 80,381 would take you about twenty-two hours.

  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 80381 cubic inches would be around 3.6 feet tall.

Recreational maths with 80381

• 80381 backwards is 18308
• The number of decimal digits it has is: 5
• The sum of 80381's digits is 20
• More coming soon!