216401

Names of 216401

• Cardinal: 216401 can be written as Two hundred sixteen thousand, four hundred one.

Scientific notation

• Scientific notation: 2.16401 × 10⁵

Factors of 216401

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 216401

Divisors of 216401

• Number of divisors d(n): 2
• Complete list of divisors:
  1 216401
• Sum of all divisors σ(n): 216402
• Sum of proper divisors (its aliquot sum) s(n): 1
• 216401 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 216400

Bases of 216401

• Binary: 110100110101010001₂
• Hexadecimal: 0x34D51
• Base-36: 4MZ5

Squares and roots of 216401

• 216401 squared (216401²) is 46829392801
• 216401 cubed (216401³) is 10133927431529201
• The square root of 216401 is 465.1892088173
• The cube root of 216401 is 60.0371066765

Scales and comparisons

• 216,401 seconds is equal to 2 days, 12 hours, 6 minutes, 41 seconds.
• To count from 1 to 216,401 would take you about two 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 216401 cubic inches would be around 5 feet tall.

Recreational maths with 216401

• 216401 backwards is 104612
• The number of decimal digits it has is: 6
• The sum of 216401's digits is 14
• More coming soon!