# 2011

## 2,011 is a prime number. Like all primes greater than two, it is odd and has no factors apart from itself and one.

What does the number 2011 look like?

As a prime, it is not composed of any other numbers and has no internal structure.

2011 is a prime number. Like all primes (except two), it is an odd number.

## Prime factorization of 2011:

### 2011

See below for interesting mathematical facts about the number 2011 from the Numbermatics database.

### Names of 2011

• Cardinal: 2011 can be written as Two thousand and eleven.

### Scientific notation

• Scientific notation: 2.011 × 103

### Factors of 2011

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 2011

### Divisors of 2011

• Number of divisors d(n): 2
• Complete list of divisors:
• Sum of all divisors σ(n): 2012
• Sum of proper divisors (its aliquot sum) s(n): 1
• 2011 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 2010

### Bases of 2011

• Binary: 111110110112
• Base-36: 1JV

### Squares and roots of 2011

• 2011 squared (20112) is 4044121
• 2011 cubed (20113) is 8132727331
• The square root of 2011 is 44.8441746495
• The cube root of 2011 is 12.6222668331

### Scales and comparisons

How big is 2011?
• 2,011 seconds is equal to 33 minutes, 31 seconds.
• To count from 1 to 2,011 would take you about thirty-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 2011 cubic inches would be around 1.1 feet tall.

### Recreational maths with 2011

• 2011 backwards is 1102
• The number of decimal digits it has is: 4
• The sum of 2011's digits is 4
• More coming soon!

MLA style:
"Number 2011 - Facts about the integer". Numbermatics.com. 2021. Web. 28 November 2021.

APA style:
Numbermatics. (2021). Number 2011 - Facts about the integer. Retrieved 28 November 2021, from https://numbermatics.com/n/2011/

Chicago style:
Numbermatics. 2021. "Number 2011 - Facts about the integer". https://numbermatics.com/n/2011/

The information we have on file for 2011 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!

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