131861

Names of 131861

• Cardinal: 131861 can be written as One hundred thirty-one thousand, eight hundred sixty-one.

Scientific notation

• Scientific notation: 1.31861 × 10⁵

Factors of 131861

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 131861

Divisors of 131861

• Number of divisors d(n): 2
• Complete list of divisors:
  1 131861
• Sum of all divisors σ(n): 131862
• Sum of proper divisors (its aliquot sum) s(n): 1
• 131861 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 131860

Bases of 131861

• Binary: 100000001100010101₂
• Hexadecimal: 0x20315
• Base-36: 2TQT

Squares and roots of 131861

• 131861 squared (131861²) is 17387323321
• 131861 cubed (131861³) is 2292709840430381
• The square root of 131861 is 363.1266996517
• The cube root of 131861 is 50.8985552371

Scales and comparisons

• 131,861 seconds is equal to 1 day, 12 hours, 37 minutes, 41 seconds.
• To count from 1 to 131,861 would take you about twelve hours.

  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 131861 cubic inches would be around 4.2 feet tall.

Recreational maths with 131861

• 131861 backwards is 168131
• The number of decimal digits it has is: 6
• The sum of 131861's digits is 20
• More coming soon!