18429

Names of 18429

• Cardinal: 18429 can be written as Eighteen thousand, four hundred twenty-nine.

Scientific notation

• Scientific notation: 1.8429 × 10⁴

Factors of 18429

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 6146

Divisors of 18429

• Number of divisors d(n): 4
• Complete list of divisors:
  1 3 6143 18429
• Sum of all divisors σ(n): 24576
• Sum of proper divisors (its aliquot sum) s(n): 6147
• 18429 is a deficient number, because the sum of its proper divisors (6147) is less than itself. Its deficiency is 12282

Bases of 18429

• Binary: 100011111111101₂
• Hexadecimal: 0x47FD
• Base-36: E7X

Squares and roots of 18429

• 18429 squared (18429²) is 339628041
• 18429 cubed (18429³) is 6259005167589
• The square root of 18429 is 135.7534529947
• The cube root of 18429 is 26.4139847853

Scales and comparisons

• 18,429 seconds is equal to 5 hours, 7 minutes, 9 seconds.
• To count from 1 to 18,429 would take you about five 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 18429 cubic inches would be around 2.2 feet tall.

Recreational maths with 18429

• 18429 backwards is 92481
• The number of decimal digits it has is: 5
• The sum of 18429's digits is 24
• More coming soon!