12392490

Names of 12392490

• Cardinal: 12392490 can be written as Twelve million, three hundred ninety-two thousand, four hundred ninety.

Scientific notation

• Scientific notation: 1.239249 × 10⁷

Factors of 12392490

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 85

Divisors of 12392490

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 5 6 10 11 15 17 22 30 33 34 47 51 55 66 85 94 102 110 141 165 170 187 235 255 282 330 374 470 510 517 561 705 799 935 1034 1122 1410 1551 1598 1870 2209 2397 2585 2805 3102 3995 4418 4794 5170 5610 6627 7755 7990 8789 11045 11985 13254 15510 17578 22090 23970 24299 26367 33135 37553 43945 48598 52734 66270 72897 75106 87890 112659 121495 131835 145794 187765 225318 242990 263670 364485 375530 413083 563295 728970 826166 1126590 1239249 2065415 2478498 4130830 6196245 12392490
• Sum of all divisors σ(n): 35100864
• Sum of proper divisors (its aliquot sum) s(n): 22708374
• 12392490 is an abundant number, because the sum of its proper divisors (22708374) is greater than itself. Its abundance is 10315884

Bases of 12392490

• Binary: 101111010001100000101010₂
• Hexadecimal: 0xBD182A
• Base-36: 7DM3U

Squares and roots of 12392490

• 12392490 squared (12392490²) is 153573808400100
• 12392490 cubed (12392490³) is 1903161884860155249000
• The square root of 12392490 is 3520.2968624819
• The cube root of 12392490 is 231.4121686939

Scales and comparisons

• 12,392,490 seconds is equal to 20 weeks, 3 days, 10 hours, 21 minutes, 30 seconds.
• To count from 1 to 12,392,490 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 12392490 cubic inches would be around 19.3 feet tall.

Recreational maths with 12392490

• 12392490 backwards is 09429321
• 12392490 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 12392490's digits is 30
• More coming soon!