6642090

Names of 6642090

• Cardinal: 6642090 can be written as Six million, six hundred forty-two thousand and ninety.

Scientific notation

• Scientific notation: 6.64209 × 10⁶

Factors of 6642090

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 841

Divisors of 6642090

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 5 6 7 9 10 13 14 15 18 21 26 30 35 39 42 45 63 65 70 78 90 91 105 117 126 130 182 195 210 234 273 315 390 455 546 585 630 811 819 910 1170 1365 1622 1638 2433 2730 4055 4095 4866 5677 7299 8110 8190 10543 11354 12165 14598 17031 21086 24330 28385 31629 34062 36495 51093 52715 56770 63258 72990 73801 85155 94887 102186 105430 147602 158145 170310 189774 221403 255465 316290 369005 442806 474435 510930 664209 738010 948870 1107015 1328418 2214030 3321045 6642090
• Sum of all divisors σ(n): 21280896
• Sum of proper divisors (its aliquot sum) s(n): 14638806
• 6642090 is an abundant number, because the sum of its proper divisors (14638806) is greater than itself. Its abundance is 7996716

Bases of 6642090

• Binary: 11001010101100110101010₂
• Hexadecimal: 0x6559AA
• Base-36: 3YD2I

Squares and roots of 6642090

• 6642090 squared (6642090²) is 44117359568100
• 6642090 cubed (6642090³) is 293031472813681329000
• The square root of 6642090 is 2577.2252520879
• The cube root of 6642090 is 187.9756457061

Scales and comparisons

• 6,642,090 seconds is equal to 10 weeks, 6 days, 21 hours, 1 minute, 30 seconds.
• To count from 1 to 6,642,090 would take you about sixteen 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 6642090 cubic inches would be around 15.7 feet tall.

Recreational maths with 6642090

• 6642090 backwards is 0902466
• The number of decimal digits it has is: 7
• The sum of 6642090's digits is 27
• More coming soon!