438205130

Names of 438205130

• Cardinal: 438205130 can be written as Four hundred thirty-eight million, two hundred five thousand, one hundred thirty.

Scientific notation

• Scientific notation: 4.3820513 × 10⁸

Factors of 438205130

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 132

Divisors of 438205130

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 5 10 11 22 41 55 73 82 110 121 146 205 242 365 410 451 605 730 803 902 1210 1331 1606 2255 2662 2993 4015 4510 4961 5986 6655 8030 8833 9922 13310 14641 14965 17666 24805 29282 29930 32923 44165 49610 54571 65846 73205 88330 97163 109142 146410 164615 194326 272855 329230 362153 485815 545710 600281 724306 971630 1068793 1200562 1810765 2137586 3001405 3621530 3983683 5343965 6002810 7967366 10687930 19918415 39836830 43820513 87641026 219102565 438205130
• Sum of all divisors σ(n): 900978120
• Sum of proper divisors (its aliquot sum) s(n): 462772990
• 438205130 is an abundant number, because the sum of its proper divisors (462772990) is greater than itself. Its abundance is 24567860

Bases of 438205130

• Binary: 11010000111100111101011001010₂
• Hexadecimal: 0x1A1E7ACA
• Base-36: 78W98Q

Squares and roots of 438205130

• 438205130 squared (438205130²) is 192023735958316900
• 438205130 cubed (438205130³) is 84145786178699931745697000
• The square root of 438205130 is 20933.3497080615
• The cube root of 438205130 is 759.5548697639

Scales and comparisons

• 438,205,130 seconds is equal to 13 years, 48 weeks, 3 days, 19 hours, 38 minutes, 50 seconds.
• To count from 1 to 438,205,130 would take you about twenty years!

  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 438205130 cubic inches would be around 63.3 feet tall.

Recreational maths with 438205130

• 438205130 backwards is 031502834
• The number of decimal digits it has is: 9
• The sum of 438205130's digits is 26
• More coming soon!