# 18039

## 18,039 is an odd composite number composed of three prime numbers multiplied together.

What does the number 18039 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 8 divisors.

18039 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eight divisors.

## Prime factorization of 18039:

### 3 × 7 × 859

See below for interesting mathematical facts about the number 18039 from the Numbermatics database.

### Names of 18039

• Cardinal: 18039 can be written as Eighteen thousand and thirty-nine.

### Scientific notation

• Scientific notation: 1.8039 × 104

### Factors of 18039

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 869

### Divisors of 18039

• Number of divisors d(n): 8
• Complete list of divisors:
• Sum of all divisors σ(n): 27520
• Sum of proper divisors (its aliquot sum) s(n): 9481
• 18039 is a deficient number, because the sum of its proper divisors (9481) is less than itself. Its deficiency is 8558

### Bases of 18039

• Binary: 1000110011101112
• Base-36: DX3

### Squares and roots of 18039

• 18039 squared (180392) is 325405521
• 18039 cubed (180393) is 5869990193319
• The square root of 18039 is 134.3093444255
• The cube root of 18039 is 26.2263278653

### Scales and comparisons

How big is 18039?
• 18,039 seconds is equal to 5 hours, 39 seconds.
• To count from 1 to 18,039 would take you about five 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 18039 cubic inches would be around 2.2 feet tall.

### Recreational maths with 18039

• 18039 backwards is 93081
• 18039 is a Harshad number.
• The number of decimal digits it has is: 5
• The sum of 18039's digits is 21
• More coming soon!

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"Number 18039 - Facts about the integer". Numbermatics.com. 2020. Web. 24 May 2020.

APA style:
Numbermatics. (2020). Number 18039 - Facts about the integer. Retrieved 24 May 2020, from https://numbermatics.com/n/18039/

Chicago style:
Numbermatics. 2020. "Number 18039 - Facts about the integer". https://numbermatics.com/n/18039/

The information we have on file for 18039 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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