27938639079

Names of 27938639079

• Cardinal: 27938639079 can be written as Twenty-seven billion, nine hundred thirty-eight million, six hundred thirty-nine thousand and seventy-nine.

Scientific notation

• Scientific notation: 2.7938639079 × 10¹⁰

Factors of 27938639079

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 985

Divisors of 27938639079

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 9 13 39 97 117 169 291 409 463 507 873 1227 1261 1389 1521 3681 3783 4167 5317 6019 11349 15951 16393 18057 39673 44911 47853 49179 54171 69121 78247 119019 134733 147537 189367 207363 234741 357057 404199 515749 568101 583843 622089 704223 1547247 1704303 1751529 2461771 4641741 5254587 6704737 7385313 7589959 18368599 20114211 22155939 22769877 32003023 55105797 60342633 68309631 96009069 165317391 238791787 288027207 716375361 2149126083 3104293231 9312879693 27938639079
• Sum of all divisors σ(n): 44352934080
• Sum of proper divisors (its aliquot sum) s(n): 16414295001
• 27938639079 is a deficient number, because the sum of its proper divisors (16414295001) is less than itself. Its deficiency is 11524344078

Bases of 27938639079

• Binary: 11010000001010001011100110011100111₂
• Hexadecimal: 0x68145CCE7
• Base-36: CU1XZVR

Squares and roots of 27938639079

• 27938639079 squared (27938639079²) is 780567553586625968241
• 27938639079 cubed (27938639079³) is 21807995156434734888054215490039
• The square root of 27938639079 is 167148.5539243461
• The cube root of 27938639079 is 3034.3691603031

Scales and comparisons

• 27,938,639,079 seconds is equal to 888 years, 18 weeks, 5 days, 21 hours, 4 minutes, 39 seconds.
• To count from 1 to 27,938,639,079 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 27938639079 cubic inches would be around 252.9 feet tall.

Recreational maths with 27938639079

• 27938639079 backwards is 97093683972
• The number of decimal digits it has is: 11
• The sum of 27938639079's digits is 63
• More coming soon!