1438274613655

Names of 1438274613655

• Cardinal: 1438274613655 can be written as One trillion, four hundred thirty-eight billion, two hundred seventy-four million, six hundred thirteen thousand, six hundred fifty-five.

Scientific notation

• Scientific notation: 1.438274613655 × 10¹²

Factors of 1438274613655

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 318

Divisors of 1438274613655

• Number of divisors d(n): 72
• Complete list of divisors:
  1 5 11 55 61 121 241 305 605 671 1205 1331 2651 3355 3721 6655 7381 13255 14701 18605 29161 36905 40931 58081 73505 81191 145805 161711 204655 290405 320771 405955 450241 638891 808555 896761 1603855 1778821 2251205 3194455 3542941 4483805 4952651 7027801 8894105 9864371 17714705 19567031 24763255 35139005 38972351 49321855 77305811 97835155 108508081 194861755 216119401 386529055 428695861 542540405 1080597005 1193588891 2143479305 2377313411 4715654471 5967944455 11886567055 23578272355 26150447521 130752237605 287654922731 1438274613655
• Sum of all divisors σ(n): 1938065824656
• Sum of proper divisors (its aliquot sum) s(n): 499791211001
• 1438274613655 is a deficient number, because the sum of its proper divisors (499791211001) is less than itself. Its deficiency is 938483402654

Bases of 1438274613655

• Binary: 10100111011011111110110001111000110010111₂
• Hexadecimal: 0x14EDFD8F197
• Base-36: ICQFKIHJ

Squares and roots of 1438274613655

• 1438274613655 squared (1438274613655²) is 2068633864284439512459025
• 1438274613655 cubed (1438274613655³) is 2975263571947351942810220740892986375
• The square root of 1438274613655 is 1199280.8735467267
• The cube root of 1438274613655 is 11287.9204031713

Scales and comparisons

• 1,438,274,613,655 seconds is equal to 45,732 years, 35 weeks, 3 days, 22 hours, 55 seconds.
• To count from 1 to 1,438,274,613,655 would take you about one hundred fourteen thousand, three hundred thirty-one 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 1438274613655 cubic inches would be around 940.7 feet tall.

Recreational maths with 1438274613655

• 1438274613655 backwards is 5563164728341
• 1438274613655 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1438274613655's digits is 55
• More coming soon!