13815195849

Names of 13815195849

• Cardinal: 13815195849 can be written as Thirteen billion, eight hundred fifteen million, one hundred ninety-five thousand, eight hundred forty-nine.

Scientific notation

• Scientific notation: 1.3815195849 × 10¹⁰

Factors of 13815195849

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2276

Divisors of 13815195849

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 7 9 13 19 21 31 39 57 63 91 93 117 133 169 171 217 247 273 279 399 403 507 589 651 741 819 1183 1197 1209 1521 1729 1767 1953 2203 2223 2821 3211 3549 3627 4123 5187 5239 5301 6609 7657 8463 9633 10647 12369 15421 15561 15717 19827 22477 22971 25389 28639 28899 36673 37107 41857 46263 47151 53599 67431 68293 68913 85917 99541 110019 125571 138789 160797 200473 202293 204879 257751 292999 298623 330057 372307 376713 478051 482391 544141 601419 614637 696787 878997 887809 895869 1116921 1297567 1434153 1632423 1804257 2090361 2606149 2636991 2663427 3350763 3808987 3892701 4302459 4897269 6214663 6271083 7073833 7818447 7990281 9082969 11426961 11541517 11678103 16868371 18643989 21221499 23455341 27248907 34280883 34624551 49516831 50605113 55931967 63664497 80790619 81746721 103873653 118078597 148550493 151815339 219288823 242371857 354235791 445651479 657866469 727115571 1062707373 1535021761 1973599407 4605065283 13815195849
• Sum of all divisors σ(n): 26845777920
• Sum of proper divisors (its aliquot sum) s(n): 13030582071
• 13815195849 is a deficient number, because the sum of its proper divisors (13030582071) is less than itself. Its deficiency is 784613778

Bases of 13815195849

• Binary: 1100110111011100110010100011001001₂
• Hexadecimal: 0x3377328C9
• Base-36: 6CH7LC9

Squares and roots of 13815195849

• 13815195849 squared (13815195849²) is 190859636346226830801
• 13815195849 cubed (13815195849³) is 2636763255792042439694400545049
• The square root of 13815195849 is 117538.0612780387
• The cube root of 13815195849 is 2399.4903923203

Scales and comparisons

• 13,815,195,849 seconds is equal to 439 years, 14 weeks, 4 days, 2 hours, 24 minutes, 9 seconds.
• To count from 1 to 13,815,195,849 would take you about eight hundred seventy-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 13815195849 cubic inches would be around 200 feet tall.

Recreational maths with 13815195849

• 13815195849 backwards is 94859151831
• The number of decimal digits it has is: 11
• The sum of 13815195849's digits is 54
• More coming soon!