142877642

Names of 142877642

• Cardinal: 142877642 can be written as One hundred forty-two million, eight hundred seventy-seven thousand, six hundred forty-two.

Scientific notation

• Scientific notation: 1.42877642 × 10⁸

Factors of 142877642

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 71438823

Divisors of 142877642

• Number of divisors d(n): 4
• Complete list of divisors:
  1 2 71438821 142877642
• Sum of all divisors σ(n): 214316466
• Sum of proper divisors (its aliquot sum) s(n): 71438824
• 142877642 is a deficient number, because the sum of its proper divisors (71438824) is less than itself. Its deficiency is 71438818

Bases of 142877642

• Binary: 1000100001000010001111001010₂
• Hexadecimal: 0x88423CA
• Base-36: 2D2D3E

Squares and roots of 142877642

• 142877642 squared (142877642²) is 20414020583480164
• 142877642 cubed (142877642³) is 2916707124707109986093288
• The square root of 142877642 is 11953.1436032535
• The cube root of 142877642 is 522.7829615889

Scales and comparisons

• 142,877,642 seconds is equal to 4 years, 28 weeks, 1 day, 16 hours, 14 minutes, 2 seconds.
• To count from 1 to 142,877,642 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 142877642 cubic inches would be around 43.6 feet tall.

Recreational maths with 142877642

• 142877642 backwards is 246778241
• The number of decimal digits it has is: 9
• The sum of 142877642's digits is 41
• More coming soon!