21327243584

Names of 21327243584

• Cardinal: 21327243584 can be written as Twenty-one billion, three hundred twenty-seven million, two hundred forty-three thousand, five hundred eighty-four.

Scientific notation

• Scientific notation: 2.1327243584 × 10¹⁰

Factors of 21327243584

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 19785

Divisors of 21327243584

• Number of divisors d(n): 56
• Complete list of divisors:
  1 2 4 8 16 32 61 64 122 244 281 488 562 976 1124 1952 2248 3904 4496 8992 17141 17984 19441 34282 38882 68564 77764 137128 155528 274256 311056 548512 622112 1097024 1185901 1244224 2371802 4743604 5462921 9487208 10925842 18974416 21851684 37948832 43703368 75897664 87406736 174813472 333238181 349626944 666476362 1332952724 2665905448 5331810896 10663621792 21327243584
• Sum of all divisors σ(n): 43170338856
• Sum of proper divisors (its aliquot sum) s(n): 21843095272
• 21327243584 is an abundant number, because the sum of its proper divisors (21843095272) is greater than itself. Its abundance is 515851688

Bases of 21327243584

• Binary: 10011110111001100111110100101000000₂
• Hexadecimal: 0x4F733E940
• Base-36: 9SPOUGW

Squares and roots of 21327243584

• 21327243584 squared (21327243584²) is 454851318891269165056
• 21327243584 cubed (21327243584³) is 9700724872497758294057613000704
• The square root of 21327243584 is 146038.5003483671
• The cube root of 21327243584 is 2773.1811725155

Scales and comparisons

• 21,327,243,584 seconds is equal to 678 years, 7 weeks, 2 days, 2 hours, 19 minutes, 44 seconds.
• To count from 1 to 21,327,243,584 would take you about one thousand, three hundred fifty-six 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 21327243584 cubic inches would be around 231.1 feet tall.

Recreational maths with 21327243584

• 21327243584 backwards is 48534272312
• The number of decimal digits it has is: 11
• The sum of 21327243584's digits is 41
• More coming soon!