2001255

Names of 2001255

• Cardinal: 2001255 can be written as Two million, one thousand, two hundred fifty-five.

Scientific notation

• Scientific notation: 2.001255 × 10⁶

Factors of 2001255

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 133425

Divisors of 2001255

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 5 15 133417 400251 667085 2001255
• Sum of all divisors σ(n): 3202032
• Sum of proper divisors (its aliquot sum) s(n): 1200777
• 2001255 is a deficient number, because the sum of its proper divisors (1200777) is less than itself. Its deficiency is 800478

Bases of 2001255

• Binary: 111101000100101100111₂
• Hexadecimal: 0x1E8967
• Base-36: 16W6F

Squares and roots of 2001255

• 2001255 squared (2001255²) is 4005021575025
• 2001255 cubed (2001255³) is 8015069452126656375
• The square root of 2001255 is 1414.6572022931
• The cube root of 2001255 is 126.0184528277

Scales and comparisons

• 2,001,255 seconds is equal to 3 weeks, 2 days, 3 hours, 54 minutes, 15 seconds.
• To count from 1 to 2,001,255 would take you about four 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 2001255 cubic inches would be around 10.5 feet tall.

Recreational maths with 2001255

• 2001255 backwards is 5521002
• 2001255 is a Harshad number.
• The number of decimal digits it has is: 7
• The sum of 2001255's digits is 15
• More coming soon!