1994418947015

Names of 1994418947015

• Cardinal: 1994418947015 can be written as One trillion, nine hundred ninety-four billion, four hundred eighteen million, nine hundred forty-seven thousand and fifteen.

Scientific notation

• Scientific notation: 1.994418947015 × 10¹²

Factors of 1994418947015

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1027

Divisors of 1994418947015

• Number of divisors d(n): 72
• Complete list of divisors:
  1 5 11 31 55 121 155 157 341 605 785 823 1705 1727 3751 4115 4867 8635 9053 18755 18997 24335 25513 45265 53537 94985 99583 127565 129211 267685 280643 497915 588907 646055 677329 1403215 1421321 2944535 3087073 3386645 4005541 7106605 7450619 15435365 15634531 20027705 20997199 37253095 44060951 78172655 81956809 104985995 106340653 220304755 230969189 409784045 484670461 531703265 1154845945 1169747183 2423352305 2540661079 3296560243 5848735915 12703305395 12867219013 16482801215 36262162673 64336095065 181310813365 398883789403 1994418947015
• Sum of all divisors σ(n): 2736135771264
• Sum of proper divisors (its aliquot sum) s(n): 741716824249
• 1994418947015 is a deficient number, because the sum of its proper divisors (741716824249) is less than itself. Its deficiency is 1252702122766

Bases of 1994418947015

• Binary: 11101000001011100101000100000001111000111₂
• Hexadecimal: 0x1D05CA203C7
• Base-36: PG81JOHZ

Squares and roots of 1994418947015

• 1994418947015 squared (1994418947015²) is 3977706936212421377410225
• 1994418947015 cubed (1994418947015³) is 7933214079255039215897976852194228375
• The square root of 1994418947015 is 1412238.9836762757
• The cube root of 1994418947015 is 12587.4801039529

Scales and comparisons

• 1,994,418,947,015 seconds is equal to 63,416 years, 18 weeks, 2 days, 15 hours, 3 minutes, 35 seconds.
• To count from 1 to 1,994,418,947,015 would take you about one hundred fifty-eight thousand, five hundred forty 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 1994418947015 cubic inches would be around 1049 feet tall.

Recreational maths with 1994418947015

• 1994418947015 backwards is 5107498144991
• The number of decimal digits it has is: 13
• The sum of 1994418947015's digits is 62
• More coming soon!