309421

Names of 309421

• Cardinal: 309421 can be written as Three hundred nine thousand, four hundred twenty-one.

Scientific notation

• Scientific notation: 3.09421 × 10⁵

Factors of 309421

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 44210

Divisors of 309421

• Number of divisors d(n): 4
• Complete list of divisors:
  1 7 44203 309421
• Sum of all divisors σ(n): 353632
• Sum of proper divisors (its aliquot sum) s(n): 44211
• 309421 is a deficient number, because the sum of its proper divisors (44211) is less than itself. Its deficiency is 265210

Bases of 309421

• Binary: 1001011100010101101₂
• Hexadecimal: 0x4B8AD
• Base-36: 6MR1

Squares and roots of 309421

• 309421 squared (309421²) is 95741355241
• 309421 cubed (309421³) is 29624385880025461
• The square root of 309421 is 556.2562359203
• The cube root of 309421 is 67.6368326289

Scales and comparisons

• 309,421 seconds is equal to 3 days, 13 hours, 57 minutes, 1 second.
• To count from 1 to 309,421 would take you about three 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 309421 cubic inches would be around 5.6 feet tall.

Recreational maths with 309421

• 309421 backwards is 124903
• The number of decimal digits it has is: 6
• The sum of 309421's digits is 19
• More coming soon!