# 556

## 556 is an even composite number composed of two prime numbers multiplied together.

What does the number 556 look like?

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

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

## Prime factorization of 556:

### 22 × 139

(2 × 2 × 139)

See below for interesting mathematical facts about the number 556 from the Numbermatics database.

### Names of 556

• Cardinal: 556 can be written as Five hundred fifty-six.

### Scientific notation

• Scientific notation: 5.56 × 102

### Factors of 556

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 141

### Divisors of 556

• Number of divisors d(n): 6
• Complete list of divisors:
• Sum of all divisors σ(n): 980
• Sum of proper divisors (its aliquot sum) s(n): 424
• 556 is a deficient number, because the sum of its proper divisors (424) is less than itself. Its deficiency is 132

### Bases of 556

• Binary: 10001011002
• Base-36: FG

### Squares and roots of 556

• 556 squared (5562) is 309136
• 556 cubed (5563) is 171879616
• The square root of 556 is 23.5796522451
• The cube root of 556 is 8.2228985187

### Scales and comparisons

How big is 556?
• 556 seconds is equal to 9 minutes, 16 seconds.
• To count from 1 to 556 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 556 cubic inches would be around 0.7 feet tall.

### Recreational maths with 556

• 556 backwards is 655
• The number of decimal digits it has is: 3
• The sum of 556's digits is 16
• More coming soon!

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"Number 556 - Facts about the integer". Numbermatics.com. 2022. Web. 17 August 2022.

APA style:
Numbermatics. (2022). Number 556 - Facts about the integer. Retrieved 17 August 2022, from https://numbermatics.com/n/556/

Chicago style:
Numbermatics. 2022. "Number 556 - Facts about the integer". https://numbermatics.com/n/556/

The information we have on file for 556 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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