2490091

Names of 2490091

• Cardinal: 2490091 can be written as Two million, four hundred ninety thousand and ninety-one.

Scientific notation

• Scientific notation: 2.490091 × 10⁶

Factors of 2490091

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 2490091

Divisors of 2490091

• Number of divisors d(n): 2
• Complete list of divisors:
  1 2490091
• Sum of all divisors σ(n): 2490092
• Sum of proper divisors (its aliquot sum) s(n): 1
• 2490091 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 2490090

Bases of 2490091

• Binary: 1001011111111011101011₂
• Hexadecimal: 0x25FEEB
• Base-36: 1HDD7

Squares and roots of 2490091

• 2490091 squared (2490091²) is 6200553188281
• 2490091 cubed (2490091³) is 15439941689159823571
• The square root of 2490091 is 1578.0022179959
• The cube root of 2490091 is 135.5413289687

Scales and comparisons

• 2,490,091 seconds is equal to 4 weeks, 19 hours, 41 minutes, 31 seconds.
• To count from 1 to 2,490,091 would take you about six 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 2490091 cubic inches would be around 11.3 feet tall.

Recreational maths with 2490091

• 2490091 backwards is 1900942
• The number of decimal digits it has is: 7
• The sum of 2490091's digits is 25
• More coming soon!