27939808845

Names of 27939808845

• Cardinal: 27939808845 can be written as Twenty-seven billion, nine hundred thirty-nine million, eight hundred eight thousand, eight hundred forty-five.

Scientific notation

• Scientific notation: 2.7939808845 × 10¹⁰

Factors of 27939808845

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 3030

Divisors of 27939808845

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 5 9 13 15 19 27 39 45 57 65 95 117 135 171 195 247 285 313 351 513 585 741 855 939 1235 1565 1755 2223 2565 2677 2817 3705 4069 4695 5947 6669 8031 8451 11115 12207 13385 14085 17841 20345 24093 29735 33345 34801 36621 40155 42255 50863 53523 61035 72279 77311 89205 104403 109863 120465 152589 160569 174005 183105 231933 254315 267615 313209 361395 386555 457767 522015 549315 661219 695799 762945 802845 837901 939627 1159665 1373301 1566045 1983657 2087397 2288835 2513703 3306095 3478995 4189505 4698135 5950971 6866505 7541109 9918285 10436985 10892713 12568515 15920119 17852913 22623327 29754855 32678139 37705545 47760357 54463565 79600595 89264565 98034417 113116635 143281071 163390695 206961547 238801785 294103251 429843213 490172085 620884641 716405355 1034807735 1470516255 1862653923 2149216065 3104423205 5587961769 9313269615 27939808845
• Sum of all divisors σ(n): 56507942400
• Sum of proper divisors (its aliquot sum) s(n): 28568133555
• 27939808845 is an abundant number, because the sum of its proper divisors (28568133555) is greater than itself. Its abundance is 628324710

Bases of 27939808845

• Binary: 11010000001010101111010011001001101₂
• Hexadecimal: 0x68157A64D
• Base-36: CU2N2H9

Squares and roots of 27939808845

• 27939808845 squared (27939808845²) is 780632918295140234025
• 27939808845 cubed (27939808845³) is 21810734515280721431127064951125
• The square root of 27939808845 is 167152.0530684563
• The cube root of 27939808845 is 3034.4115084925

Scales and comparisons

• 27,939,808,845 seconds is equal to 888 years, 20 weeks, 5 days, 10 hours, 45 seconds.
• To count from 1 to 27,939,808,845 would take you about one thousand, seven hundred seventy-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 27939808845 cubic inches would be around 252.9 feet tall.

Recreational maths with 27939808845

• 27939808845 backwards is 54880893972
• The number of decimal digits it has is: 11
• The sum of 27939808845's digits is 63
• More coming soon!