28064749

Names of 28064749

• Cardinal: 28064749 can be written as Twenty-eight million, sixty-four thousand, seven hundred forty-nine.

Scientific notation

• Scientific notation: 2.8064749 × 10⁷

Factors of 28064749

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 28064749

Divisors of 28064749

• Number of divisors d(n): 2
• Complete list of divisors:
  1 28064749
• Sum of all divisors σ(n): 28064750
• Sum of proper divisors (its aliquot sum) s(n): 1
• 28064749 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 28064748

Bases of 28064749

• Binary: 1101011000011101111101101₂
• Hexadecimal: 0x1AC3BED
• Base-36: GPIWD

Squares and roots of 28064749

• 28064749 squared (28064749²) is 787630136433001
• 28064749 cubed (28064749³) is 22104642083827928381749
• The square root of 28064749 is 5297.6172945957
• The cube root of 28064749 is 303.8927837803

Scales and comparisons

• 28,064,749 seconds is equal to 46 weeks, 2 days, 19 hours, 45 minutes, 49 seconds.
• To count from 1 to 28,064,749 would take you about seventeen 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 28064749 cubic inches would be around 25.3 feet tall.

Recreational maths with 28064749

• 28064749 backwards is 94746082
• The number of decimal digits it has is: 8
• The sum of 28064749's digits is 40
• More coming soon!