28829809

Names of 28829809

• Cardinal: 28829809 can be written as Twenty-eight million, eight hundred twenty-nine thousand, eight hundred nine.

Scientific notation

• Scientific notation: 2.8829809 × 10⁷

Factors of 28829809

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 28829809

Divisors of 28829809

• Number of divisors d(n): 2
• Complete list of divisors:
  1 28829809
• Sum of all divisors σ(n): 28829810
• Sum of proper divisors (its aliquot sum) s(n): 1
• 28829809 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 28829808

Bases of 28829809

• Binary: 1101101111110100001110001₂
• Hexadecimal: 0x1B7E871
• Base-36: H5X81

Squares and roots of 28829809

• 28829809 squared (28829809²) is 831157886976481
• 28829809 cubed (28829809³) is 23962123130375534722129
• The square root of 28829809 is 5369.3397173209
• The cube root of 28829809 is 306.6294907413

Scales and comparisons

• 28,829,809 seconds is equal to 47 weeks, 4 days, 16 hours, 16 minutes, 49 seconds.
• To count from 1 to 28,829,809 would take you about nineteen weeks!

  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 28829809 cubic inches would be around 25.6 feet tall.

Recreational maths with 28829809

• 28829809 backwards is 90892882
• The number of decimal digits it has is: 8
• The sum of 28829809's digits is 46
• More coming soon!