143216909

Names of 143216909

• Cardinal: 143216909 can be written as One hundred forty-three million, two hundred sixteen thousand, nine hundred nine.

Scientific notation

• Scientific notation: 1.43216909 × 10⁸

Factors of 143216909

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 7251

Divisors of 143216909

• Number of divisors d(n): 8
• Complete list of divisors:
  1 11 3329 3911 36619 43021 13019719 143216909
• Sum of all divisors σ(n): 156323520
• Sum of proper divisors (its aliquot sum) s(n): 13106611
• 143216909 is a deficient number, because the sum of its proper divisors (13106611) is less than itself. Its deficiency is 130110298

Bases of 143216909

• Binary: 1000100010010101000100001101₂
• Hexadecimal: 0x889510D
• Base-36: 2D9MVH

Squares and roots of 143216909

• 143216909 squared (143216909²) is 20511083023514281
• 143216909 cubed (143216909³) is 2937533910870089642177429
• The square root of 143216909 is 11967.3267273857
• The cube root of 143216909 is 523.1964221439

Scales and comparisons

• 143,216,909 seconds is equal to 4 years, 28 weeks, 5 days, 14 hours, 28 minutes, 29 seconds.
• To count from 1 to 143,216,909 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 143216909 cubic inches would be around 43.6 feet tall.

Recreational maths with 143216909

• 143216909 backwards is 909612341
• The number of decimal digits it has is: 9
• The sum of 143216909's digits is 35
• More coming soon!