285013

Names of 285013

• Cardinal: 285013 can be written as Two hundred eighty-five thousand and thirteen.

Scientific notation

• Scientific notation: 2.85013 × 10⁵

Factors of 285013

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 1366

Divisors of 285013

• Number of divisors d(n): 4
• Complete list of divisors:
  1 257 1109 285013
• Sum of all divisors σ(n): 286380
• Sum of proper divisors (its aliquot sum) s(n): 1367
• 285013 is a deficient number, because the sum of its proper divisors (1367) is less than itself. Its deficiency is 283646

Bases of 285013

• Binary: 1000101100101010101₂
• Hexadecimal: 0x45955
• Base-36: 63X1

Squares and roots of 285013

• 285013 squared (285013²) is 81232410169
• 285013 cubed (285013³) is 23152292919497197
• The square root of 285013 is 533.8660880783
• The cube root of 285013 is 65.8094442337

Scales and comparisons

• 285,013 seconds is equal to 3 days, 7 hours, 10 minutes, 13 seconds.
• To count from 1 to 285,013 would take you about three days.

  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 285013 cubic inches would be around 5.5 feet tall.

Recreational maths with 285013

• 285013 backwards is 310582
• The number of decimal digits it has is: 6
• The sum of 285013's digits is 19
• More coming soon!