13408585839

Names of 13408585839

• Cardinal: 13408585839 can be written as Thirteen billion, four hundred eight million, five hundred eighty-five thousand, eight hundred thirty-nine.

Scientific notation

• Scientific notation: 1.3408585839 × 10¹⁰

Factors of 13408585839

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1265

Divisors of 13408585839

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 9 11 23 33 41 69 99 121 123 207 253 363 369 451 759 943 1089 1187 1331 1353 2277 2783 2829 3561 3993 4059 4961 8349 8487 10373 10683 11979 13057 14883 25047 27301 30613 31119 39171 44649 48667 54571 81903 91839 93357 114103 117513 143627 146001 163713 245709 275517 300311 342309 430881 438003 491139 535337 900933 1026927 1119341 1255133 1292643 1579897 1606011 2702799 3303421 3358023 3765399 4739691 4818033 5888707 9910263 10074069 11296197 12312751 14219073 17666121 29730789 36337631 36938253 52998363 64775777 109012893 110814759 135440261 194327331 327038679 406320783 582981993 1218962349 1489842871 4469528613 13408585839
• Sum of all divisors σ(n): 22790896128
• Sum of proper divisors (its aliquot sum) s(n): 9382310289
• 13408585839 is a deficient number, because the sum of its proper divisors (9382310289) is less than itself. Its deficiency is 4026275550

Bases of 13408585839

• Binary: 1100011111001101101100100001101111₂
• Hexadecimal: 0x31F36C86F
• Base-36: 65R4J1R

Squares and roots of 13408585839

• 13408585839 squared (13408585839²) is 179790174201831333921
• 13408585839 cubed (13408585839³) is 2410731983794018751879600944719
• The square root of 13408585839 is 115795.4482654651
• The cube root of 13408585839 is 2375.7149220729

Scales and comparisons

• 13,408,585,839 seconds is equal to 426 years, 18 weeks, 1 day, 23 hours, 10 minutes, 39 seconds.
• To count from 1 to 13,408,585,839 would take you about eight hundred fifty-two 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 13408585839 cubic inches would be around 198 feet tall.

Recreational maths with 13408585839

• 13408585839 backwards is 93858580431
• The number of decimal digits it has is: 11
• The sum of 13408585839's digits is 54
• More coming soon!