# 6811

## 6,811 is an odd composite number composed of two prime numbers multiplied together.

What does the number 6811 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 6 divisors.

6811 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of six divisors.

## Prime factorization of 6811:

### 72 × 139

(7 × 7 × 139)

See below for interesting mathematical facts about the number 6811 from the Numbermatics database.

### Names of 6811

• Cardinal: 6811 can be written as Six thousand, eight hundred eleven.

### Scientific notation

• Scientific notation: 6.811 × 103

### Factors of 6811

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 146

### Divisors of 6811

• Number of divisors d(n): 6
• Complete list of divisors:
• Sum of all divisors σ(n): 7980
• Sum of proper divisors (its aliquot sum) s(n): 1169
• 6811 is a deficient number, because the sum of its proper divisors (1169) is less than itself. Its deficiency is 5642

### Bases of 6811

• Binary: 11010100110112
• Base-36: 597

### Squares and roots of 6811

• 6811 squared (68112) is 46389721
• 6811 cubed (68113) is 315960389731
• The square root of 6811 is 82.5287828579
• The cube root of 6811 is 18.9555748783

### Scales and comparisons

How big is 6811?
• 6,811 seconds is equal to 53 minutes, 31 seconds.
• To count from 1 to 6,811 would take you about fifty-three minutes.

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 6811 cubic inches would be around 1.6 feet tall.

### Recreational maths with 6811

• 6811 backwards is 1186
• The number of decimal digits it has is: 4
• The sum of 6811's digits is 16
• More coming soon!