13642573187

Names of 13642573187

• Cardinal: 13642573187 can be written as Thirteen billion, six hundred forty-two million, five hundred seventy-three thousand, one hundred eighty-seven.

Scientific notation

• Scientific notation: 1.3642573187 × 10¹⁰

Factors of 13642573187

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 5231652

Divisors of 13642573187

• Number of divisors d(n): 4
• Complete list of divisors:
  1 2609 5229043 13642573187
• Sum of all divisors σ(n): 13647804840
• Sum of proper divisors (its aliquot sum) s(n): 5231653
• 13642573187 is a deficient number, because the sum of its proper divisors (5231653) is less than itself. Its deficiency is 13637341534

Bases of 13642573187

• Binary: 1100101101001010010010010110000011₂
• Hexadecimal: 0x32D292583
• Base-36: 69MFOUB

Squares and roots of 13642573187

• 13642573187 squared (13642573187²) is 186119803162651336969
• 13642573187 cubed (13642573187³) is 2539153036196504929562981250203
• The square root of 13642573187 is 116801.4263055037
• The cube root of 13642573187 is 2389.4544944673

Scales and comparisons

• 13,642,573,187 seconds is equal to 433 years, 41 weeks, 1 day, 3 hours, 39 minutes, 47 seconds.
• To count from 1 to 13,642,573,187 would take you about eight hundred sixty-seven years!

  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 13642573187 cubic inches would be around 199.1 feet tall.

Recreational maths with 13642573187

• 13642573187 backwards is 78137524631
• The number of decimal digits it has is: 11
• The sum of 13642573187's digits is 47
• More coming soon!