12219090

Names of 12219090

• Cardinal: 12219090 can be written as Twelve million, two hundred nineteen thousand and ninety.

Scientific notation

• Scientific notation: 1.221909 × 10⁷

Factors of 12219090

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 156

Divisors of 12219090

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 5 6 10 13 15 17 19 26 30 34 38 39 51 57 65 78 85 95 97 102 114 130 170 190 194 195 221 247 255 285 291 323 390 442 485 494 510 570 582 646 663 741 969 970 1105 1235 1261 1326 1455 1482 1615 1649 1843 1938 2210 2470 2522 2910 3230 3298 3315 3686 3705 3783 4199 4845 4947 5529 6305 6630 7410 7566 8245 8398 9215 9690 9894 11058 12597 12610 16490 18430 18915 20995 21437 23959 24735 25194 27645 31331 37830 41990 42874 47918 49470 55290 62662 62985 64311 71877 93993 107185 119795 125970 128622 143754 156655 187986 214370 239590 313310 321555 359385 407303 469965 643110 718770 814606 939930 1221909 2036515 2443818 4073030 6109545 12219090
• Sum of all divisors σ(n): 35562240
• Sum of proper divisors (its aliquot sum) s(n): 23343150
• 12219090 is an abundant number, because the sum of its proper divisors (23343150) is greater than itself. Its abundance is 11124060

Bases of 12219090

• Binary: 101110100111001011010010₂
• Hexadecimal: 0xBA72D2
• Base-36: 79WB6

Squares and roots of 12219090

• 12219090 squared (12219090²) is 149306160428100
• 12219090 cubed (12219090³) is 1824385411825392429000
• The square root of 12219090 is 3495.5814966897
• The cube root of 12219090 is 230.3277620635

Scales and comparisons

• 12,219,090 seconds is equal to 20 weeks, 1 day, 10 hours, 11 minutes, 30 seconds.
• To count from 1 to 12,219,090 would take you about thirty weeks!

  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 12219090 cubic inches would be around 19.2 feet tall.

Recreational maths with 12219090

• 12219090 backwards is 09091221
• The number of decimal digits it has is: 8
• The sum of 12219090's digits is 24
• More coming soon!