20001407

Names of 20001407

• Cardinal: 20001407 can be written as Twenty million, one thousand, four hundred seven.

Scientific notation

• Scientific notation: 2.0001407 × 10⁷

Factors of 20001407

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 1513

Divisors of 20001407

• Number of divisors d(n): 8
• Complete list of divisors:
  1 43 461 1009 19823 43387 465149 20001407
• Sum of all divisors σ(n): 20531280
• Sum of proper divisors (its aliquot sum) s(n): 529873
• 20001407 is a deficient number, because the sum of its proper divisors (529873) is less than itself. Its deficiency is 19471534

Bases of 20001407

• Binary: 1001100010011001001111111₂
• Hexadecimal: 0x131327F
• Base-36: BWP6N

Squares and roots of 20001407

• 20001407 squared (20001407²) is 400056281979649
• 20001407 cubed (20001407³) is 8001688518781725366143
• The square root of 20001407 is 4472.2932596151
• The cube root of 20001407 is 271.4481268195

Scales and comparisons

• 20,001,407 seconds is equal to 33 weeks, 11 hours, 56 minutes, 47 seconds.
• To count from 1 to 20,001,407 would take you about forty-nine 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 20001407 cubic inches would be around 22.6 feet tall.

Recreational maths with 20001407

• 20001407 backwards is 70410002
• The number of decimal digits it has is: 8
• The sum of 20001407's digits is 14
• More coming soon!