# 11428

## 11,428 is an even composite number composed of two prime numbers multiplied together.

What does the number 11428 look like?

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

11428 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 11428:

### 22 × 2857

(2 × 2 × 2857)

See below for interesting mathematical facts about the number 11428 from the Numbermatics database.

### Names of 11428

• Cardinal: 11428 can be written as Eleven thousand, four hundred twenty-eight.

### Scientific notation

• Scientific notation: 1.1428 × 104

### Factors of 11428

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 2859

### Divisors of 11428

• Number of divisors d(n): 6
• Complete list of divisors:
• Sum of all divisors σ(n): 20006
• Sum of proper divisors (its aliquot sum) s(n): 8578
• 11428 is a deficient number, because the sum of its proper divisors (8578) is less than itself. Its deficiency is 2850

### Bases of 11428

• Binary: 101100101001002
• Base-36: 8TG

### Squares and roots of 11428

• 11428 squared (114282) is 130599184
• 11428 cubed (114283) is 1492487474752
• The square root of 11428 is 106.9018241191
• The cube root of 11428 is 22.5245821867

### Scales and comparisons

How big is 11428?
• 11,428 seconds is equal to 3 hours, 10 minutes, 28 seconds.
• To count from 1 to 11,428 would take you about three hours.

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 11428 cubic inches would be around 1.9 feet tall.

### Recreational maths with 11428

• 11428 backwards is 82411
• The number of decimal digits it has is: 5
• The sum of 11428's digits is 16
• More coming soon!

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"Number 11428 - Facts about the integer". Numbermatics.com. 2021. Web. 4 December 2021.

APA style:
Numbermatics. (2021). Number 11428 - Facts about the integer. Retrieved 4 December 2021, from https://numbermatics.com/n/11428/

Chicago style:
Numbermatics. 2021. "Number 11428 - Facts about the integer". https://numbermatics.com/n/11428/

The information we have on file for 11428 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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