20190

Names of 20190

• Cardinal: 20190 can be written as Twenty thousand, one hundred ninety.

Scientific notation

• Scientific notation: 2.019 × 10⁴

Factors of 20190

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 683

Divisors of 20190

• Number of divisors d(n): 16
• Complete list of divisors:
  1 2 3 5 6 10 15 30 673 1346 2019 3365 4038 6730 10095 20190
• Sum of all divisors σ(n): 48528
• Sum of proper divisors (its aliquot sum) s(n): 28338
• 20190 is an abundant number, because the sum of its proper divisors (28338) is greater than itself. Its abundance is 8148

Bases of 20190

• Binary: 100111011011110₂
• Hexadecimal: 0x4EDE
• Base-36: FKU

Squares and roots of 20190

• 20190 squared (20190²) is 407636100
• 20190 cubed (20190³) is 8230172859000
• The square root of 20190 is 142.0915198033
• The cube root of 20190 is 27.2298619555

Scales and comparisons

• 20,190 seconds is equal to 5 hours, 36 minutes, 30 seconds.
• To count from 1 to 20,190 would take you about five 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 20190 cubic inches would be around 2.3 feet tall.

Recreational maths with 20190

• 20190 backwards is 09102
• The number of decimal digits it has is: 5
• The sum of 20190's digits is 12
• More coming soon!