12201420

Names of 12201420

• Cardinal: 12201420 can be written as Twelve million, two hundred one thousand, four hundred twenty.

Scientific notation

• Scientific notation: 1.220142 × 10⁷

Factors of 12201420

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 186

Divisors of 12201420

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 7 10 11 12 14 15 19 20 21 22 28 30 33 35 38 42 44 55 57 60 66 70 76 77 84 95 105 110 114 132 133 139 140 154 165 190 209 210 220 228 231 266 278 285 308 330 380 385 399 417 418 420 462 532 556 570 627 660 665 695 770 798 834 836 924 973 1045 1140 1155 1254 1330 1390 1463 1529 1540 1596 1668 1946 1995 2085 2090 2310 2508 2641 2660 2780 2919 2926 3058 3135 3892 3990 4170 4180 4389 4587 4620 4865 5282 5838 5852 6116 6270 7315 7645 7923 7980 8340 8778 9174 9730 10564 10703 11676 12540 13205 14595 14630 15290 15846 17556 18348 18487 19460 21406 21945 22935 26410 29051 29190 29260 30580 31692 32109 36974 39615 42812 43890 45870 52820 53515 55461 58102 58380 64218 73948 79230 87153 87780 91740 92435 107030 110922 116204 128436 145255 158460 160545 174306 184870 203357 214060 221844 277305 290510 321090 348612 369740 406714 435765 554610 581020 610071 642180 813428 871530 1016785 1109220 1220142 1743060 2033570 2440284 3050355 4067140 6100710 12201420
• Sum of all divisors σ(n): 45158400
• Sum of proper divisors (its aliquot sum) s(n): 32956980
• 12201420 is an abundant number, because the sum of its proper divisors (32956980) is greater than itself. Its abundance is 20755560

Bases of 12201420

• Binary: 101110100010110111001100₂
• Hexadecimal: 0xBA2DCC
• Base-36: 79IOC

Squares and roots of 12201420

• 12201420 squared (12201420²) is 148874650016400
• 12201420 cubed (12201420³) is 1816482132203103288000
• The square root of 12201420 is 3493.0531058087
• The cube root of 12201420 is 230.2166830073

Scales and comparisons

• 12,201,420 seconds is equal to 20 weeks, 1 day, 5 hours, 17 minutes.
• To count from 1 to 12,201,420 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 12201420 cubic inches would be around 19.2 feet tall.

Recreational maths with 12201420

• 12201420 backwards is 02410221
• 12201420 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 12201420's digits is 12
• More coming soon!