142694913

Names of 142694913

• Cardinal: 142694913 can be written as One hundred forty-two million, six hundred ninety-four thousand, nine hundred thirteen.

Scientific notation

• Scientific notation: 1.42694913 × 10⁸

Factors of 142694913

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 47564974

Divisors of 142694913

• Number of divisors d(n): 4
• Complete list of divisors:
  1 3 47564971 142694913
• Sum of all divisors σ(n): 190259888
• Sum of proper divisors (its aliquot sum) s(n): 47564975
• 142694913 is a deficient number, because the sum of its proper divisors (47564975) is less than itself. Its deficiency is 95129938

Bases of 142694913

• Binary: 1000100000010101101000000001₂
• Hexadecimal: 0x8815A01
• Base-36: 2CYG3L

Squares and roots of 142694913

• 142694913 squared (142694913²) is 20361838196077569
• 142694913 cubed (142694913³) is 2905530729909365649706497
• The square root of 142694913 is 11945.4976036999
• The cube root of 142694913 is 522.5600007407

Scales and comparisons

• 142,694,913 seconds is equal to 4 years, 27 weeks, 6 days, 13 hours, 28 minutes, 33 seconds.
• To count from 1 to 142,694,913 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 142694913 cubic inches would be around 43.5 feet tall.

Recreational maths with 142694913

• 142694913 backwards is 319496241
• The number of decimal digits it has is: 9
• The sum of 142694913's digits is 39
• More coming soon!