18023979

Names of 18023979

• Cardinal: 18023979 can be written as Eighteen million, twenty-three thousand, nine hundred seventy-nine.

Scientific notation

• Scientific notation: 1.8023979 × 10⁷

Factors of 18023979

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 4909

Divisors of 18023979

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 2357 2549 7071 7647 6007993 18023979
• Sum of all divisors σ(n): 24051600
• Sum of proper divisors (its aliquot sum) s(n): 6027621
• 18023979 is a deficient number, because the sum of its proper divisors (6027621) is less than itself. Its deficiency is 11996358

Bases of 18023979

• Binary: 1000100110000011000101011₂
• Hexadecimal: 0x113062B
• Base-36: AQBE3

Squares and roots of 18023979

• 18023979 squared (18023979²) is 324863818992441
• 18023979 cubed (18023979³) is 5855338651379557742739
• The square root of 18023979 is 4245.4656988369
• The cube root of 18023979 is 262.1904632595

Scales and comparisons

• 18,023,979 seconds is equal to 29 weeks, 5 days, 14 hours, 39 minutes, 39 seconds.
• To count from 1 to 18,023,979 would take you about forty-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 18023979 cubic inches would be around 21.8 feet tall.

Recreational maths with 18023979

• 18023979 backwards is 97932081
• The number of decimal digits it has is: 8
• The sum of 18023979's digits is 39
• More coming soon!