40182530

Names of 40182530

• Cardinal: 40182530 can be written as Forty million, one hundred eighty-two thousand, five hundred thirty.

Scientific notation

• Scientific notation: 4.018253 × 10⁷

Factors of 40182530

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 3554

Divisors of 40182530

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 5 10 19 38 61 95 122 190 305 610 1159 2318 3467 5795 6934 11590 17335 34670 65873 131746 211487 329365 422974 658730 1057435 2114870 4018253 8036506 20091265 40182530
• Sum of all divisors σ(n): 77405760
• Sum of proper divisors (its aliquot sum) s(n): 37223230
• 40182530 is a deficient number, because the sum of its proper divisors (37223230) is less than itself. Its deficiency is 2959300

Bases of 40182530

• Binary: 10011001010010001100000010₂
• Hexadecimal: 0x2652302
• Base-36: NX91E

Squares and roots of 40182530

• 40182530 squared (40182530²) is 1614635717200900
• 40182530 cubed (40182530³) is 64880148145496680277000
• The square root of 40182530 is 6338.9691590983
• The cube root of 40182530 is 342.5146032455

Scales and comparisons

• 40,182,530 seconds is equal to 1 year, 14 weeks, 3 days, 1 hour, 48 minutes, 50 seconds.
• To count from 1 to 40,182,530 would take you about forty-seven 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 40182530 cubic inches would be around 28.5 feet tall.

Recreational maths with 40182530

• 40182530 backwards is 03528104
• The number of decimal digits it has is: 8
• The sum of 40182530's digits is 23
• More coming soon!