28434

Names of 28434

• Cardinal: 28434 can be written as Twenty-eight thousand, four hundred thirty-four.

Scientific notation

• Scientific notation: 2.8434 × 10⁴

Factors of 28434

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 689

Divisors of 28434

• Number of divisors d(n): 16
• Complete list of divisors:
  1 2 3 6 7 14 21 42 677 1354 2031 4062 4739 9478 14217 28434
• Sum of all divisors σ(n): 65088
• Sum of proper divisors (its aliquot sum) s(n): 36654
• 28434 is an abundant number, because the sum of its proper divisors (36654) is greater than itself. Its abundance is 8220

Bases of 28434

• Binary: 110111100010010₂
• Hexadecimal: 0x6F12
• Base-36: LXU

Squares and roots of 28434

• 28434 squared (28434²) is 808492356
• 28434 cubed (28434³) is 22988671650504
• The square root of 28434 is 168.6238417307
• The cube root of 28434 is 30.5219764573

Scales and comparisons

• 28,434 seconds is equal to 7 hours, 53 minutes, 54 seconds.
• To count from 1 to 28,434 would take you about seven 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 28434 cubic inches would be around 2.5 feet tall.

Recreational maths with 28434

• 28434 backwards is 43482
• 28434 is a Harshad number.
• The number of decimal digits it has is: 5
• The sum of 28434's digits is 21
• More coming soon!