145915727

Names of 145915727

• Cardinal: 145915727 can be written as One hundred forty-five million, nine hundred fifteen thousand, seven hundred twenty-seven.

Scientific notation

• Scientific notation: 1.45915727 × 10⁸

Factors of 145915727

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 10009

Divisors of 145915727

• Number of divisors d(n): 8
• Complete list of divisors:
  1 43 353 9613 15179 413359 3393389 145915727
• Sum of all divisors σ(n): 149747664
• Sum of proper divisors (its aliquot sum) s(n): 3831937
• 145915727 is a deficient number, because the sum of its proper divisors (3831937) is less than itself. Its deficiency is 142083790

Bases of 145915727

• Binary: 1000101100100111111101001111₂
• Hexadecimal: 0x8B27F4F
• Base-36: 2EVHAN

Squares and roots of 145915727

• 145915727 squared (145915727²) is 21291399385938529
• 145915727 cubed (145915727³) is 3106750020246574036345583
• The square root of 145915727 is 12079.5582286771
• The cube root of 145915727 is 526.4624102897

Scales and comparisons

• 145,915,727 seconds is equal to 4 years, 33 weeks, 1 day, 20 hours, 8 minutes, 47 seconds.
• To count from 1 to 145,915,727 would take you about six 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 145915727 cubic inches would be around 43.9 feet tall.

Recreational maths with 145915727

• 145915727 backwards is 727519541
• The number of decimal digits it has is: 9
• The sum of 145915727's digits is 41
• More coming soon!