# 2864

## 2,864 is an even composite number composed of two prime numbers multiplied together.

What does the number 2864 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 10 divisors.

2864 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of ten divisors.

## Prime factorization of 2864:

### 24 × 179

(2 × 2 × 2 × 2 × 179)

See below for interesting mathematical facts about the number 2864 from the Numbermatics database.

### Names of 2864

• Cardinal: 2864 can be written as Two thousand, eight hundred sixty-four.

### Scientific notation

• Scientific notation: 2.864 × 103

### Factors of 2864

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 181

### Divisors of 2864

• Number of divisors d(n): 10
• Complete list of divisors:
• Sum of all divisors σ(n): 5580
• Sum of proper divisors (its aliquot sum) s(n): 2716
• 2864 is a deficient number, because the sum of its proper divisors (2716) is less than itself. Its deficiency is 148

### Bases of 2864

• Binary: 1011001100002
• Base-36: 27K

### Squares and roots of 2864

• 2864 squared (28642) is 8202496
• 2864 cubed (28643) is 23491948544
• The square root of 2864 is 53.5163526411
• The cube root of 2864 is 14.2011769175

### Scales and comparisons

How big is 2864?
• 2,864 seconds is equal to 47 minutes, 44 seconds.
• To count from 1 to 2,864 would take you about forty-seven 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 2864 cubic inches would be around 1.2 feet tall.

### Recreational maths with 2864

• 2864 backwards is 4682
• The number of decimal digits it has is: 4
• The sum of 2864's digits is 20
• More coming soon!

MLA style:
"Number 2864 - Facts about the integer". Numbermatics.com. 2021. Web. 28 October 2021.

APA style:
Numbermatics. (2021). Number 2864 - Facts about the integer. Retrieved 28 October 2021, from https://numbermatics.com/n/2864/

Chicago style:
Numbermatics. 2021. "Number 2864 - Facts about the integer". https://numbermatics.com/n/2864/

The information we have on file for 2864 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 2864, math, Factors of 2864, curriculum, school, college, exams, university, Prime factorization of 2864, STEM, science, technology, engineering, physics, economics, calculator, two thousand, eight hundred sixty-four.

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