2215982

Names of 2215982

• Cardinal: 2215982 can be written as Two million, two hundred fifteen thousand, nine hundred eighty-two.

Scientific notation

• Scientific notation: 2.215982 × 10⁶

Factors of 2215982

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 5994

Divisors of 2215982

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 191 382 5801 11602 1107991 2215982
• Sum of all divisors σ(n): 3341952
• Sum of proper divisors (its aliquot sum) s(n): 1125970
• 2215982 is a deficient number, because the sum of its proper divisors (1125970) is less than itself. Its deficiency is 1090012

Bases of 2215982

• Binary: 1000011101000000101110₂
• Hexadecimal: 0x21D02E
• Base-36: 1BHV2

Squares and roots of 2215982

• 2215982 squared (2215982²) is 4910576224324
• 2215982 cubed (2215982³) is 10881748522729946168
• The square root of 2215982 is 1488.6174794085
• The cube root of 2215982 is 130.3733253051

Scales and comparisons

• 2,215,982 seconds is equal to 3 weeks, 4 days, 15 hours, 33 minutes, 2 seconds.
• To count from 1 to 2,215,982 would take you about five 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 2215982 cubic inches would be around 10.9 feet tall.

Recreational maths with 2215982

• 2215982 backwards is 2895122
• The number of decimal digits it has is: 7
• The sum of 2215982's digits is 29
• More coming soon!