# 1211

## 1,211 is an odd composite number composed of two prime numbers multiplied together.

What does the number 1211 look like?

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

1211 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 1211:

### 7 × 173

See below for interesting mathematical facts about the number 1211 from the Numbermatics database.

### Names of 1211

• Cardinal: 1211 can be written as One thousand, two hundred eleven.

### Scientific notation

• Scientific notation: 1.211 × 103

### Factors of 1211

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 180

### Divisors of 1211

• Number of divisors d(n): 4
• Complete list of divisors:
• Sum of all divisors σ(n): 1392
• Sum of proper divisors (its aliquot sum) s(n): 181
• 1211 is a deficient number, because the sum of its proper divisors (181) is less than itself. Its deficiency is 1030

### Bases of 1211

• Binary: 100101110112
• Base-36: XN

### Squares and roots of 1211

• 1211 squared (12112) is 1466521
• 1211 cubed (12113) is 1775956931
• The square root of 1211 is 34.7994252827
• The cube root of 1211 is 10.6589571027

### Scales and comparisons

How big is 1211?
• 1,211 seconds is equal to 20 minutes, 11 seconds.
• To count from 1 to 1,211 would take you about twenty 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 1211 cubic inches would be around 0.9 feet tall.

### Recreational maths with 1211

• 1211 backwards is 1121
• The number of decimal digits it has is: 4
• The sum of 1211's digits is 5
• More coming soon!