18946

Names of 18946

• Cardinal: 18946 can be written as Eighteen thousand, nine hundred forty-six.

Scientific notation

• Scientific notation: 1.8946 × 10⁴

Factors of 18946

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 9475

Divisors of 18946

• Number of divisors d(n): 4
• Complete list of divisors:
  1 2 9473 18946
• Sum of all divisors σ(n): 28422
• Sum of proper divisors (its aliquot sum) s(n): 9476
• 18946 is a deficient number, because the sum of its proper divisors (9476) is less than itself. Its deficiency is 9470

Bases of 18946

• Binary: 100101000000010₂
• Hexadecimal: 0x4A02
• Base-36: EMA

Squares and roots of 18946

• 18946 squared (18946²) is 358950916
• 18946 cubed (18946³) is 6800684054536
• The square root of 18946 is 137.6444695583
• The cube root of 18946 is 26.6587129057

Scales and comparisons

• 18,946 seconds is equal to 5 hours, 15 minutes, 46 seconds.
• To count from 1 to 18,946 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 18946 cubic inches would be around 2.2 feet tall.

Recreational maths with 18946

• 18946 backwards is 64981
• The number of decimal digits it has is: 5
• The sum of 18946's digits is 28
• More coming soon!