12205980

Names of 12205980

• Cardinal: 12205980 can be written as Twelve million, two hundred five thousand, nine hundred eighty.

Scientific notation

• Scientific notation: 1.220598 × 10⁷

Factors of 12205980

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 155

Divisors of 12205980

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 19 20 30 36 38 43 45 57 60 76 83 86 90 95 114 129 166 171 172 180 190 215 228 249 258 285 332 342 380 387 415 430 498 516 570 645 684 747 774 817 830 855 860 996 1140 1245 1290 1494 1548 1577 1634 1660 1710 1935 2451 2490 2580 2988 3154 3268 3420 3569 3735 3870 4085 4731 4902 4980 6308 7138 7353 7470 7740 7885 8170 9462 9804 10707 12255 14193 14276 14706 14940 15770 16340 17845 18924 21414 23655 24510 28386 29412 31540 32121 35690 36765 42828 47310 49020 53535 56772 64242 67811 70965 71380 73530 94620 107070 128484 135622 141930 147060 160605 203433 214140 271244 283860 321210 339055 406866 610299 642420 678110 813732 1017165 1220598 1356220 2034330 2441196 3051495 4068660 6102990 12205980
• Sum of all divisors σ(n): 40360320
• Sum of proper divisors (its aliquot sum) s(n): 28154340
• 12205980 is an abundant number, because the sum of its proper divisors (28154340) is greater than itself. Its abundance is 15948360

Bases of 12205980

• Binary: 101110100011111110011100₂
• Hexadecimal: 0xBA3F9C
• Base-36: 79M70

Squares and roots of 12205980

• 12205980 squared (12205980²) is 148985947760400
• 12205980 cubed (12205980³) is 1818519498644487192000
• The square root of 12205980 is 3493.7057689507
• The cube root of 12205980 is 230.2453588315

Scales and comparisons

• 12,205,980 seconds is equal to 20 weeks, 1 day, 6 hours, 33 minutes.
• To count from 1 to 12,205,980 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 12205980 cubic inches would be around 19.2 feet tall.

Recreational maths with 12205980

• 12205980 backwards is 08950221
• The number of decimal digits it has is: 8
• The sum of 12205980's digits is 27
• More coming soon!