13666688712

Names of 13666688712

• Cardinal: 13666688712 can be written as Thirteen billion, six hundred sixty-six million, six hundred eighty-eight thousand, seven hundred twelve.

Scientific notation

• Scientific notation: 1.3666688712 × 10¹⁰

Factors of 13666688712

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 727295

Divisors of 13666688712

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 27 29 36 54 58 72 81 87 108 116 162 174 216 232 261 324 348 522 648 696 783 1044 1566 2088 2349 3132 4698 6264 9396 18792 727261 1454522 2181783 2909044 4363566 5818088 6545349 8727132 13090698 17454264 19636047 21090569 26181396 39272094 42181138 52362792 58908141 63271707 78544188 84362276 117816282 126543414 157088376 168724552 189815121 235632564 253086828 379630242 471265128 506173656 569445363 759260484 1138890726 1518520968 1708336089 2277781452 3416672178 4555562904 6833344356 13666688712
• Sum of all divisors σ(n): 39599415900
• Sum of proper divisors (its aliquot sum) s(n): 25932727188
• 13666688712 is an abundant number, because the sum of its proper divisors (25932727188) is greater than itself. Its abundance is 12266038476

Bases of 13666688712

• Binary: 1100101110100110010001111011001000₂
• Hexadecimal: 0x32E991EC8
• Base-36: 6A0SKI0

Squares and roots of 13666688712

• 13666688712 squared (13666688712²) is 186778380350708218944
• 13666688712 cubed (13666688712³) is 2552641982384666617047589360128
• The square root of 13666688712 is 116904.6137327351
• The cube root of 13666688712 is 2390.8615855731

Scales and comparisons

• 13,666,688,712 seconds is equal to 434 years, 29 weeks, 6 hours, 25 minutes, 12 seconds.
• To count from 1 to 13,666,688,712 would take you about eight hundred sixty-nine 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 13666688712 cubic inches would be around 199.2 feet tall.

Recreational maths with 13666688712

• 13666688712 backwards is 21788666631
• 13666688712 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13666688712's digits is 54
• More coming soon!