2238390

Names of 2238390

• Cardinal: 2238390 can be written as Two million, two hundred thirty-eight thousand, three hundred ninety.

Scientific notation

• Scientific notation: 2.23839 × 10⁶

Factors of 2238390

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 64

Divisors of 2238390

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 5 6 7 9 10 11 14 15 17 18 19 21 22 30 33 34 35 38 42 45 51 55 57 63 66 70 77 85 90 95 99 102 105 110 114 119 126 133 153 154 165 170 171 187 190 198 209 210 231 238 255 266 285 306 315 323 330 342 357 374 385 399 418 462 495 510 561 570 595 627 630 646 665 693 714 765 770 798 855 935 969 990 1045 1071 1122 1155 1190 1197 1254 1309 1330 1386 1463 1530 1615 1683 1710 1785 1870 1881 1938 1995 2090 2142 2261 2310 2394 2618 2805 2907 2926 3135 3230 3366 3465 3553 3570 3762 3927 3990 4389 4522 4845 5355 5610 5814 5985 6270 6545 6783 6930 7106 7315 7854 8415 8778 9405 9690 10659 10710 11305 11781 11970 13090 13167 13566 14535 14630 16830 17765 18810 19635 20349 21318 21945 22610 23562 24871 26334 29070 31977 33915 35530 39270 40698 43890 49742 53295 58905 63954 65835 67830 74613 101745 106590 117810 124355 131670 149226 159885 203490 223839 248710 319770 373065 447678 746130 1119195 2238390
• Sum of all divisors σ(n): 8087040
• Sum of proper divisors (its aliquot sum) s(n): 5848650
• 2238390 is an abundant number, because the sum of its proper divisors (5848650) is greater than itself. Its abundance is 3610260

Bases of 2238390

• Binary: 1000100010011110110110₂
• Hexadecimal: 0x2227B6
• Base-36: 1BZ5I

Squares and roots of 2238390

• 2238390 squared (2238390²) is 5010389792100
• 2238390 cubed (2238390³) is 11215206406738719000
• The square root of 2238390 is 1496.1249947781
• The cube root of 2238390 is 130.8112971753

Scales and comparisons

• 2,238,390 seconds is equal to 3 weeks, 4 days, 21 hours, 46 minutes, 30 seconds.
• To count from 1 to 2,238,390 would take you about five 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 2238390 cubic inches would be around 10.9 feet tall.

Recreational maths with 2238390

• 2238390 backwards is 0938322
• The number of decimal digits it has is: 7
• The sum of 2238390's digits is 27
• More coming soon!