# 20211

## 20,211 is an odd composite number composed of two prime numbers multiplied together.

What does the number 20211 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 4 divisors.

20211 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of four divisors.

## Prime factorization of 20211:

### 3 × 6737

See below for interesting mathematical facts about the number 20211 from the Numbermatics database.

### Names of 20211

• Cardinal: 20211 can be written as Twenty thousand, two hundred eleven.

### Scientific notation

• Scientific notation: 2.0211 × 104

### Factors of 20211

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 6740

### Divisors of 20211

• Number of divisors d(n): 4
• Complete list of divisors:
• Sum of all divisors σ(n): 26952
• Sum of proper divisors (its aliquot sum) s(n): 6741
• 20211 is a deficient number, because the sum of its proper divisors (6741) is less than itself. Its deficiency is 13470

### Bases of 20211

• Binary: 1001110111100112
• Base-36: FLF

### Squares and roots of 20211

• 20211 squared (202112) is 408484521
• 20211 cubed (202113) is 8255880653931
• The square root of 20211 is 142.1653966337
• The cube root of 20211 is 27.2392994487

### Scales and comparisons

How big is 20211?
• 20,211 seconds is equal to 5 hours, 36 minutes, 51 seconds.
• To count from 1 to 20,211 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 20211 cubic inches would be around 2.3 feet tall.

### Recreational maths with 20211

• 20211 backwards is 11202
• The number of decimal digits it has is: 5
• The sum of 20211's digits is 6
• More coming soon!