15141993

Names of 15141993

• Cardinal: 15141993 can be written as Fifteen million, one hundred forty-one thousand, nine hundred ninety-three.

Scientific notation

• Scientific notation: 1.5141993 × 10⁷

Factors of 15141993

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 1492

Divisors of 15141993

• Number of divisors d(n): 16
• Complete list of divisors:
  1 3 19 57 211 633 1259 3777 4009 12027 23921 71763 265649 796947 5047331 15141993
• Sum of all divisors σ(n): 21369600
• Sum of proper divisors (its aliquot sum) s(n): 6227607
• 15141993 is a deficient number, because the sum of its proper divisors (6227607) is less than itself. Its deficiency is 8914386

Bases of 15141993

• Binary: 111001110000110001101001₂
• Hexadecimal: 0xE70C69
• Base-36: 90JMX

Squares and roots of 15141993

• 15141993 squared (15141993²) is 229279952012049
• 15141993 cubed (15141993³) is 3471755428406781873657
• The square root of 15141993 is 3891.2713860639
• The cube root of 15141993 is 247.3969533275

Scales and comparisons

• 15,141,993 seconds is equal to 25 weeks, 6 hours, 6 minutes, 33 seconds.
• To count from 1 to 15,141,993 would take you about thirty-seven 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 15141993 cubic inches would be around 20.6 feet tall.

Recreational maths with 15141993

• 15141993 backwards is 39914151
• The number of decimal digits it has is: 8
• The sum of 15141993's digits is 33
• More coming soon!