20854

Names of 20854

• Cardinal: 20854 can be written as Twenty thousand, eight hundred fifty-four.

Scientific notation

• Scientific notation: 2.0854 × 10⁴

Factors of 20854

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 10429

Divisors of 20854

• Number of divisors d(n): 4
• Complete list of divisors:
  1 2 10427 20854
• Sum of all divisors σ(n): 31284
• Sum of proper divisors (its aliquot sum) s(n): 10430
• 20854 is a deficient number, because the sum of its proper divisors (10430) is less than itself. Its deficiency is 10424

Bases of 20854

• Binary: 101000101110110₂
• Hexadecimal: 0x5176
• Base-36: G3A

Squares and roots of 20854

• 20854 squared (20854²) is 434889316
• 20854 cubed (20854³) is 9069181795864
• The square root of 20854 is 144.4091409849
• The cube root of 20854 is 27.5251560445

Scales and comparisons

• 20,854 seconds is equal to 5 hours, 47 minutes, 34 seconds.
• To count from 1 to 20,854 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 20854 cubic inches would be around 2.3 feet tall.

Recreational maths with 20854

• 20854 backwards is 45802
• The number of decimal digits it has is: 5
• The sum of 20854's digits is 19
• More coming soon!