9000015

Names of 9000015

• Cardinal: 9000015 can be written as Nine million and fifteen.

Scientific notation

• Scientific notation: 9.000015 × 10⁶

Factors of 9000015

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 1423

Divisors of 9000015

• Number of divisors d(n): 32
• Complete list of divisors:
  1 3 5 15 19 23 57 69 95 115 285 345 437 1311 1373 2185 4119 6555 6865 20595 26087 31579 78261 94737 130435 157895 391305 473685 600001 1800003 3000005 9000015
• Sum of all divisors σ(n): 15828480
• Sum of proper divisors (its aliquot sum) s(n): 6828465
• 9000015 is a deficient number, because the sum of its proper divisors (6828465) is less than itself. Its deficiency is 2171550

Bases of 9000015

• Binary: 100010010101010001001111₂
• Hexadecimal: 0x89544F
• Base-36: 5CWGF

Squares and roots of 9000015

• 9000015 squared (9000015²) is 81000270000225
• 9000015 cubed (9000015³) is 729003645006075003375
• The square root of 9000015 is 3000.0024999989
• The cube root of 9000015 is 208.0084978653

Scales and comparisons

• 9,000,015 seconds is equal to 14 weeks, 6 days, 4 hours, 15 seconds.
• To count from 1 to 9,000,015 would take you about twenty-two 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 9000015 cubic inches would be around 17.3 feet tall.

Recreational maths with 9000015

• 9000015 backwards is 5100009
• 9000015 is a Harshad number.
• The number of decimal digits it has is: 7
• The sum of 9000015's digits is 15
• More coming soon!