142081493

Names of 142081493

• Cardinal: 142081493 can be written as One hundred forty-two million, eighty-one thousand, four hundred ninety-three.

Scientific notation

• Scientific notation: 1.42081493 × 10⁸

Factors of 142081493

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 142081493

Divisors of 142081493

• Number of divisors d(n): 2
• Complete list of divisors:
  1 142081493
• Sum of all divisors σ(n): 142081494
• Sum of proper divisors (its aliquot sum) s(n): 1
• 142081493 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 142081492

Bases of 142081493

• Binary: 1000011101111111110111010101₂
• Hexadecimal: 0x877FDD5
• Base-36: 2CLAS5

Squares and roots of 142081493

• 142081493 squared (142081493²) is 20187150653109049
• 142081493 cubed (142081493³) is 2868220504209658773730157
• The square root of 142081493 is 11919.7941676859
• The cube root of 142081493 is 521.8101277509

Scales and comparisons

• 142,081,493 seconds is equal to 4 years, 26 weeks, 6 days, 11 hours, 4 minutes, 53 seconds.
• To count from 1 to 142,081,493 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 142081493 cubic inches would be around 43.5 feet tall.

Recreational maths with 142081493

• 142081493 backwards is 394180241
• The number of decimal digits it has is: 9
• The sum of 142081493's digits is 32
• More coming soon!