142769669

Names of 142769669

• Cardinal: 142769669 can be written as One hundred forty-two million, seven hundred sixty-nine thousand, six hundred sixty-nine.

Scientific notation

• Scientific notation: 1.42769669 × 10⁸

Factors of 142769669

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 258259

Divisors of 142769669

• Number of divisors d(n): 8
• Complete list of divisors:
  1 7 79 553 258173 1807211 20395667 142769669
• Sum of all divisors σ(n): 165231360
• Sum of proper divisors (its aliquot sum) s(n): 22461691
• 142769669 is a deficient number, because the sum of its proper divisors (22461691) is less than itself. Its deficiency is 120307978

Bases of 142769669

• Binary: 1000100000100111111000000101₂
• Hexadecimal: 0x8827E05
• Base-36: 2D01S5

Squares and roots of 142769669

• 142769669 squared (142769669²) is 20383178386369561
• 142769669 cubed (142769669³) is 2910099631389936335645309
• The square root of 142769669 is 11948.6262390285
• The cube root of 142769669 is 522.6512389281

Scales and comparisons

• 142,769,669 seconds is equal to 4 years, 28 weeks, 10 hours, 14 minutes, 29 seconds.
• To count from 1 to 142,769,669 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 142769669 cubic inches would be around 43.6 feet tall.

Recreational maths with 142769669

• 142769669 backwards is 966967241
• The number of decimal digits it has is: 9
• The sum of 142769669's digits is 50
• More coming soon!