29840

Names of 29840

• Cardinal: 29840 can be written as Twenty-nine thousand, eight hundred forty.

Scientific notation

• Scientific notation: 2.984 × 10⁴

Factors of 29840

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 380

Divisors of 29840

• Number of divisors d(n): 20
• Complete list of divisors:
  1 2 4 5 8 10 16 20 40 80 373 746 1492 1865 2984 3730 5968 7460 14920 29840
• Sum of all divisors σ(n): 69564
• Sum of proper divisors (its aliquot sum) s(n): 39724
• 29840 is an abundant number, because the sum of its proper divisors (39724) is greater than itself. Its abundance is 9884

Bases of 29840

• Binary: 111010010010000₂
• Hexadecimal: 0x7490
• Base-36: N0W

Squares and roots of 29840

• 29840 squared (29840²) is 890425600
• 29840 cubed (29840³) is 26570299904000
• The square root of 29840 is 172.7425830535
• The cube root of 29840 is 31.0169868747

Scales and comparisons

• 29,840 seconds is equal to 8 hours, 17 minutes, 20 seconds.
• To count from 1 to 29,840 would take you about eight 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 29840 cubic inches would be around 2.6 feet tall.

Recreational maths with 29840

• 29840 backwards is 04892
• The number of decimal digits it has is: 5
• The sum of 29840's digits is 23
• More coming soon!