28225842

Names of 28225842

• Cardinal: 28225842 can be written as Twenty-eight million, two hundred twenty-five thousand, eight hundred forty-two.

Scientific notation

• Scientific notation: 2.8225842 × 10⁷

Factors of 28225842

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 4704312

Divisors of 28225842

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 3 6 4704307 9408614 14112921 28225842
• Sum of all divisors σ(n): 56451696
• Sum of proper divisors (its aliquot sum) s(n): 28225854
• 28225842 is an abundant number, because the sum of its proper divisors (28225854) is greater than itself. Its abundance is 12

Bases of 28225842

• Binary: 1101011101011000100110010₂
• Hexadecimal: 0x1AEB132
• Base-36: GSZ76

Squares and roots of 28225842

• 28225842 squared (28225842²) is 796698156608964
• 28225842 cubed (28225842³) is 22487476290135873647688
• The square root of 28225842 is 5312.7998268333
• The cube root of 28225842 is 304.4731278239

Scales and comparisons

• 28,225,842 seconds is equal to 46 weeks, 4 days, 16 hours, 30 minutes, 42 seconds.
• To count from 1 to 28,225,842 would take you about eighteen 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 28225842 cubic inches would be around 25.4 feet tall.

Recreational maths with 28225842

• 28225842 backwards is 24852282
• The number of decimal digits it has is: 8
• The sum of 28225842's digits is 33
• More coming soon!