38904738478513

Names of 38904738478513

• Cardinal: 38904738478513 can be written as Thirty-eight trillion, nine hundred four billion, seven hundred thirty-eight million, four hundred seventy-eight thousand, five hundred thirteen.

Scientific notation

• Scientific notation: 3.8904738478513 × 10¹³

Factors of 38904738478513

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 6817

Divisors of 38904738478513

• Number of divisors d(n): 64
• Complete list of divisors:
  1 23 31 89 97 713 961 2047 2231 2759 3007 6577 8633 22103 29791 63457 69161 85529 93217 151271 198559 203887 267623 585353 637969 685193 1967167 2143991 2651399 2889727 4689401 6155329 6320497 8296313 13463119 14673287 18145943 19777039 56779241 60982177 66463721 145371431 190815199 195935407 257185703 417356689 454871897 562524233 613088209 1305922543 1760156471 4506514361 5915271169 12938057359 14101028807 17438251223 19005734479 40483598833 54564850601 401079778129 437131893017 1254991563823 1691510368631 38904738478513
• Sum of all divisors σ(n): 42864597135360
• Sum of proper divisors (its aliquot sum) s(n): 3959858656847
• 38904738478513 is a deficient number, because the sum of its proper divisors (3959858656847) is less than itself. Its deficiency is 34944879821666

Bases of 38904738478513

• Binary: 1000110110001000110111000111011111100110110001₂
• Hexadecimal: 0x2362371DF9B1
• Base-36: DSGL8SS6P

Squares and roots of 38904738478513

• 38904738478513 squared (38904738478513²) is 1513578676081490018162691169
• 38904738478513 cubed (38904738478513³) is 58885382559604308834016774365942561351697
• The square root of 38904738478513 is 6237366.3094701277
• The cube root of 38904738478513 is 33884.4806396715

Scales and comparisons

• 38,904,738,478,513 seconds is equal to 1,237,050 years, 17 weeks, 5 days, 23 hours, 35 minutes, 13 seconds.
• To count from 1 to 38,904,738,478,513 would take you about three million, ninety-two thousand, six hundred twenty-five 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 38904738478513 cubic inches would be around 2823.7 feet tall.

Recreational maths with 38904738478513

• 38904738478513 backwards is 31587483740983
• The number of decimal digits it has is: 14
• The sum of 38904738478513's digits is 70
• More coming soon!