11988849690

Names of 11988849690

• Cardinal: 11988849690 can be written as Eleven billion, nine hundred eighty-eight million, eight hundred forty-nine thousand, six hundred ninety.

Scientific notation

• Scientific notation: 1.198884969 × 10¹⁰

Factors of 11988849690

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 6340

Divisors of 11988849690

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 27 29 30 45 54 58 81 87 90 135 145 162 174 243 261 270 290 405 435 486 522 729 783 810 870 1215 1305 1458 1566 2187 2349 2430 2610 3645 3915 4374 4698 6301 6561 7047 7290 7830 10935 11745 12602 13122 14094 18903 21141 21870 23490 31505 32805 35235 37806 42282 56709 63010 63423 65610 70470 94515 105705 113418 126846 170127 182729 189030 190269 211410 283545 317115 340254 365458 380538 510381 548187 567090 634230 850635 913645 951345 1020762 1096374 1531143 1644561 1701270 1827290 1902690 2551905 2740935 3062286 3289122 4593429 4933683 5103810 5481870 7655715 8222805 9186858 9867366 13780287 14801049 15311430 16445610 22967145 24668415 27560574 29602098 41340861 44403147 45934290 49336830 68901435 74005245 82681722 88806294 133209441 137802870 148010490 206704305 222015735 266418882 399628323 413408610 444031470 666047205 799256646 1198884969 1332094410 1998141615 2397769938 3996283230 5994424845 11988849690
• Sum of all divisors σ(n): 33489710280
• Sum of proper divisors (its aliquot sum) s(n): 21500860590
• 11988849690 is an abundant number, because the sum of its proper divisors (21500860590) is greater than itself. Its abundance is 9512010900

Bases of 11988849690

• Binary: 1011001010100101110101010000011010₂
• Hexadecimal: 0x2CA97541A
• Base-36: 5I9UNMI

Squares and roots of 11988849690

• 11988849690 squared (11988849690²) is 143732516889413096100
• 11988849690 cubed (11988849690³) is 1723187540552559961460425209000
• The square root of 11988849690 is 109493.6057037123
• The cube root of 11988849690 is 2288.7191587683

Scales and comparisons

• 11,988,849,690 seconds is equal to 381 years, 10 weeks, 5 days, 20 hours, 1 minute, 30 seconds.
• To count from 1 to 11,988,849,690 would take you about seven hundred sixty-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 11988849690 cubic inches would be around 190.7 feet tall.

Recreational maths with 11988849690

• 11988849690 backwards is 09694888911
• The number of decimal digits it has is: 11
• The sum of 11988849690's digits is 63
• More coming soon!