213309029728

Names of 213309029728

• Cardinal: 213309029728 can be written as Two hundred thirteen billion, three hundred nine million, twenty-nine thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 2.13309029728 × 10¹¹

Factors of 213309029728

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1970631

Divisors of 213309029728

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 8 16 17 32 34 68 136 199 272 398 544 796 1592 3184 3383 6368 6766 13532 27064 54128 108256 1970413 3940826 7881652 15763304 31526608 33497021 63053216 66994042 133988084 267976168 392112187 535952336 784224374 1071904672 1568448748 3136897496 6273794992 6665907179 12547589984 13331814358 26663628716 53327257432 106654514864 213309029728
• Sum of all divisors σ(n): 446889895200
• Sum of proper divisors (its aliquot sum) s(n): 233580865472
• 213309029728 is an abundant number, because the sum of its proper divisors (233580865472) is greater than itself. Its abundance is 20271835744

Bases of 213309029728

• Binary: 11000110101010001101010111110101100000₂
• Hexadecimal: 0x31AA357D60
• Base-36: 2PZQOSPS

Squares and roots of 213309029728

• 213309029728 squared (213309029728²) is 45500742163500787753984
• 213309029728 cubed (213309029728³) is 9705719162800252571565991406436352
• The square root of 213309029728 is 461853.9051778171
• The cube root of 213309029728 is 5974.9794153501

Scales and comparisons

• 213,309,029,728 seconds is equal to 6,782 years, 29 weeks, 3 days, 12 hours, 15 minutes, 28 seconds.
• To count from 1 to 213,309,029,728 would take you about thirteen thousand, five hundred sixty-five 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 213309029728 cubic inches would be around 497.9 feet tall.

Recreational maths with 213309029728

• 213309029728 backwards is 827920903312
• The number of decimal digits it has is: 12
• The sum of 213309029728's digits is 46
• More coming soon!