# 6840

## 6,840 is an even composite number composed of four prime numbers multiplied together.

What does the number 6840 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 48 divisors.

6840 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty-eight divisors.

## Prime factorization of 6840:

### 23 × 32 × 5 × 19

(2 × 2 × 2 × 3 × 3 × 5 × 19)

See below for interesting mathematical facts about the number 6840 from the Numbermatics database.

### Names of 6840

• Cardinal: 6840 can be written as Six thousand, eight hundred forty.

### Scientific notation

• Scientific notation: 6.84 × 103

### Factors of 6840

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 29

### Divisors of 6840

• Number of divisors d(n): 48
• Complete list of divisors:
• Sum of all divisors σ(n): 23400
• Sum of proper divisors (its aliquot sum) s(n): 16560
• 6840 is an abundant number, because the sum of its proper divisors (16560) is greater than itself. Its abundance is 9720

### Bases of 6840

• Binary: 11010101110002
• Base-36: 5A0

### Squares and roots of 6840

• 6840 squared (68402) is 46785600
• 6840 cubed (68403) is 320013504000
• The square root of 6840 is 82.7042925125
• The cube root of 6840 is 18.9824399161

### Scales and comparisons

How big is 6840?
• 6,840 seconds is equal to 1 hour, 54 minutes.
• To count from 1 to 6,840 would take you about fifty-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 6840 cubic inches would be around 1.6 feet tall.

### Recreational maths with 6840

• 6840 backwards is 0486
• 6840 is a Harshad number.
• The number of decimal digits it has is: 4
• The sum of 6840's digits is 18
• More coming soon!

MLA style:
"Number 6840 - Facts about the integer". Numbermatics.com. 2023. Web. 4 February 2023.

APA style:
Numbermatics. (2023). Number 6840 - Facts about the integer. Retrieved 4 February 2023, from https://numbermatics.com/n/6840/

Chicago style:
Numbermatics. 2023. "Number 6840 - Facts about the integer". https://numbermatics.com/n/6840/

The information we have on file for 6840 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!

Keywords: Divisors of 6840, math, Factors of 6840, curriculum, school, college, exams, university, Prime factorization of 6840, STEM, science, technology, engineering, physics, economics, calculator, six thousand, eight hundred forty.

Oh no. Javascript is switched off in your browser.
Some bits of this website may not work unless you switch it on.