# 549

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

What does the number 549 look like?

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

549 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 549:

### 32 × 61

(3 × 3 × 61)

See below for interesting mathematical facts about the number 549 from the Numbermatics database.

### Names of 549

• Cardinal: 549 can be written as Five hundred forty-nine.

### Scientific notation

• Scientific notation: 5.49 × 102

### Factors of 549

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 64

### Divisors of 549

• Number of divisors d(n): 6
• Complete list of divisors:
• Sum of all divisors σ(n): 806
• Sum of proper divisors (its aliquot sum) s(n): 257
• 549 is a deficient number, because the sum of its proper divisors (257) is less than itself. Its deficiency is 292

### Bases of 549

• Binary: 10001001012
• Base-36: F9

### Squares and roots of 549

• 549 squared (5492) is 301401
• 549 cubed (5493) is 165469149
• The square root of 549 is 23.4307490277
• The cube root of 549 is 8.1882441101

### Scales and comparisons

How big is 549?
• 549 seconds is equal to 9 minutes, 9 seconds.
• To count from 1 to 549 would take you about four 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 549 cubic inches would be around 0.7 feet tall.

### Recreational maths with 549

• 549 backwards is 945
• The number of decimal digits it has is: 3
• The sum of 549's digits is 18
• More coming soon!

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The information we have on file for 549 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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