13688921070

Names of 13688921070

• Cardinal: 13688921070 can be written as Thirteen billion, six hundred eighty-eight million, nine hundred twenty-one thousand and seventy.

Scientific notation

• Scientific notation: 1.368892107 × 10¹⁰

Factors of 13688921070

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 727787

Divisors of 13688921070

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 5 6 9 10 11 15 18 19 22 30 33 38 45 55 57 66 90 95 99 110 114 165 171 190 198 209 285 330 342 418 495 570 627 855 990 1045 1254 1710 1881 2090 3135 3762 6270 9405 18810 727747 1455494 2183241 3638735 4366482 6549723 7277470 8005217 10916205 13099446 13827193 16010434 21832410 24015651 27654386 32748615 40026085 41481579 48031302 65497230 69135965 72046953 80052170 82963158 120078255 124444737 138271930 144093906 152099123 207407895 240156510 248889474 304198246 360234765 414815790 456297369 622223685 720469530 760495615 912594738 1244447370 1368892107 1520991230 2281486845 2737784214 4562973690 6844460535 13688921070
• Sum of all divisors σ(n): 40870327680
• Sum of proper divisors (its aliquot sum) s(n): 27181406610
• 13688921070 is an abundant number, because the sum of its proper divisors (27181406610) is greater than itself. Its abundance is 13492485540

Bases of 13688921070

• Binary: 1100101111111011000101101111101110₂
• Hexadecimal: 0x32FEC5BEE
• Base-36: 6AE133I

Squares and roots of 13688921070

• 13688921070 squared (13688921070²) is 187386560060689944900
• 13688921070 cubed (13688921070³) is 2565119830249599065478749043000
• The square root of 13688921070 is 116999.6626918215
• The cube root of 13688921070 is 2392.1573321075

Scales and comparisons

• 13,688,921,070 seconds is equal to 435 years, 13 weeks, 5 days, 14 hours, 4 minutes, 30 seconds.
• To count from 1 to 13,688,921,070 would take you about eight hundred seventy 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 13688921070 cubic inches would be around 199.3 feet tall.

Recreational maths with 13688921070

• 13688921070 backwards is 07012988631
• 13688921070 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13688921070's digits is 45
• More coming soon!