45040

Names of 45040

• Cardinal: 45040 can be written as Forty-five thousand and forty.

Scientific notation

• Scientific notation: 4.504 × 10⁴

Factors of 45040

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 570

Divisors of 45040

• Number of divisors d(n): 20
• Complete list of divisors:
  1 2 4 5 8 10 16 20 40 80 563 1126 2252 2815 4504 5630 9008 11260 22520 45040
• Sum of all divisors σ(n): 104904
• Sum of proper divisors (its aliquot sum) s(n): 59864
• 45040 is an abundant number, because the sum of its proper divisors (59864) is greater than itself. Its abundance is 14824

Bases of 45040

• Binary: 1010111111110000₂
• Hexadecimal: 0xAFF0
• Base-36: YR4

Squares and roots of 45040

• 45040 squared (45040²) is 2028601600
• 45040 cubed (45040³) is 91368216064000
• The square root of 45040 is 212.2262943183
• The cube root of 45040 is 35.5794688669

Scales and comparisons

• 45,040 seconds is equal to 12 hours, 30 minutes, 40 seconds.
• To count from 1 to 45,040 would take you about twelve 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 45040 cubic inches would be around 3 feet tall.

Recreational maths with 45040

• 45040 backwards is 04054
• The number of decimal digits it has is: 5
• The sum of 45040's digits is 13
• More coming soon!