# 849

## 849 is an odd composite number composed of two prime numbers multiplied together.

What does the number 849 look like?

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

849 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 849:

### 3 × 283

See below for interesting mathematical facts about the number 849 from the Numbermatics database.

### Names of 849

• Cardinal: 849 can be written as Eight hundred forty-nine.

### Scientific notation

• Scientific notation: 8.49 × 102

### Factors of 849

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 286

### Divisors of 849

• Number of divisors d(n): 4
• Complete list of divisors:
• Sum of all divisors σ(n): 1136
• Sum of proper divisors (its aliquot sum) s(n): 287
• 849 is a deficient number, because the sum of its proper divisors (287) is less than itself. Its deficiency is 562

### Bases of 849

• Binary: 11010100012
• Base-36: NL

### Squares and roots of 849

• 849 squared (8492) is 720801
• 849 cubed (8493) is 611960049
• The square root of 849 is 29.1376045687
• The cube root of 849 is 9.4689661367

### Scales and comparisons

How big is 849?
• 849 seconds is equal to 14 minutes, 9 seconds.
• To count from 1 to 849 would take you about seven 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 849 cubic inches would be around 0.8 feet tall.

### Recreational maths with 849

• 849 backwards is 948
• The number of decimal digits it has is: 3
• The sum of 849's digits is 21
• More coming soon!

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"Number 849 - Facts about the integer". Numbermatics.com. 2023. Web. 9 June 2023.

APA style:
Numbermatics. (2023). Number 849 - Facts about the integer. Retrieved 9 June 2023, from https://numbermatics.com/n/849/

Chicago style:
Numbermatics. 2023. "Number 849 - Facts about the integer". https://numbermatics.com/n/849/

The information we have on file for 849 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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