27805719138

Names of 27805719138

• Cardinal: 27805719138 can be written as Twenty-seven billion, eight hundred five million, seven hundred nineteen thousand, one hundred thirty-eight.

Scientific notation

• Scientific notation: 2.7805719138 × 10¹⁰

Factors of 27805719138

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 17663

Divisors of 27805719138

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 6 19 38 57 107 114 131 214 262 321 393 642 786 2033 2489 4066 4978 6099 7467 12198 14017 14934 17401 28034 34802 42051 52203 84102 104406 266323 330619 532646 661238 798969 991857 1597938 1861907 1983714 2279531 3723814 4559062 5585721 6838593 11171442 13677186 35376233 43311089 70752466 86622178 106128699 129933267 212257398 243909817 259866534 487819634 731729451 1463458902 4634286523 9268573046 13902859569 27805719138
• Sum of all divisors σ(n): 59539898880
• Sum of proper divisors (its aliquot sum) s(n): 31734179742
• 27805719138 is an abundant number, because the sum of its proper divisors (31734179742) is greater than itself. Its abundance is 3928460604

Bases of 27805719138

• Binary: 11001111001010110011001101001100010₂
• Hexadecimal: 0x679599A62
• Base-36: CRUT276

Squares and roots of 27805719138

• 27805719138 squared (27805719138²) is 773158016781339463044
• 27805719138 cubed (27805719138³) is 21498214663915015868837194536072
• The square root of 27805719138 is 166750.4696784991
• The cube root of 27805719138 is 3029.5494375193

Scales and comparisons

• 27,805,719,138 seconds is equal to 884 years, 7 weeks, 10 hours, 52 minutes, 18 seconds.
• To count from 1 to 27,805,719,138 would take you about one thousand, seven hundred sixty-eight 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 27805719138 cubic inches would be around 252.5 feet tall.

Recreational maths with 27805719138

• 27805719138 backwards is 83191750872
• The number of decimal digits it has is: 11
• The sum of 27805719138's digits is 51
• More coming soon!