13838320287

Names of 13838320287

• Cardinal: 13838320287 can be written as Thirteen billion, eight hundred thirty-eight million, three hundred twenty thousand, two hundred eighty-seven.

Scientific notation

• Scientific notation: 1.3838320287 × 10¹⁰

Factors of 13838320287

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2487

Divisors of 13838320287

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 9 11 27 33 41 99 123 297 369 451 631 1107 1353 1801 1893 4059 5403 5679 6941 12177 16209 17037 19811 20823 25871 48627 59433 62469 73841 77613 178299 187407 221523 232839 284581 534897 664569 698517 812251 853743 1136431 1993707 2436753 2561229 3409293 7310259 7683687 10227879 12500741 21930777 30683637 37502223 46593671 112506669 139781013 337520007 419343039 512530381 1258029117 1537591143 4612773429 13838320287
• Sum of all divisors σ(n): 22959498240
• Sum of proper divisors (its aliquot sum) s(n): 9121177953
• 13838320287 is a deficient number, because the sum of its proper divisors (9121177953) is less than itself. Its deficiency is 4717142334

Bases of 13838320287

• Binary: 1100111000110101000000001010011111₂
• Hexadecimal: 0x338D4029F
• Base-36: 6CUZ89R

Squares and roots of 13838320287

• 13838320287 squared (13838320287²) is 191499108365595762369
• 13838320287 cubed (13838320287³) is 2650025996238035251232163879903
• The square root of 13838320287 is 117636.3901477769
• The cube root of 13838320287 is 2400.8284343199

Scales and comparisons

• 13,838,320,287 seconds is equal to 440 years, 5 days, 17 hours, 51 minutes, 27 seconds.
• To count from 1 to 13,838,320,287 would take you about eight hundred eighty 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 13838320287 cubic inches would be around 200.1 feet tall.

Recreational maths with 13838320287

• 13838320287 backwards is 78202383831
• The number of decimal digits it has is: 11
• The sum of 13838320287's digits is 45
• More coming soon!