80421

Names of 80421

• Cardinal: 80421 can be written as Eighty thousand, four hundred twenty-one.

Scientific notation

• Scientific notation: 8.0421 × 10⁴

Factors of 80421

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 2451

Divisors of 80421

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 11 33 2437 7311 26807 80421
• Sum of all divisors σ(n): 117024
• Sum of proper divisors (its aliquot sum) s(n): 36603
• 80421 is a deficient number, because the sum of its proper divisors (36603) is less than itself. Its deficiency is 43818

Bases of 80421

• Binary: 10011101000100101₂
• Hexadecimal: 0x13A25
• Base-36: 1Q1X

Squares and roots of 80421

• 80421 squared (80421²) is 6467537241
• 80421 cubed (80421³) is 520125812458461
• The square root of 80421 is 283.5859658023
• The cube root of 80421 is 43.1641463491

Scales and comparisons

• 80,421 seconds is equal to 22 hours, 20 minutes, 21 seconds.
• To count from 1 to 80,421 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 80421 cubic inches would be around 3.6 feet tall.

Recreational maths with 80421

• 80421 backwards is 12408
• The number of decimal digits it has is: 5
• The sum of 80421's digits is 15
• More coming soon!