# 878

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

What does the number 878 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 4 divisors.

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

## Prime factorization of 878:

### 2 × 439

See below for interesting mathematical facts about the number 878 from the Numbermatics database.

### Names of 878

• Cardinal: 878 can be written as Eight hundred seventy-eight.

### Scientific notation

• Scientific notation: 8.78 × 102

### Factors of 878

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 441

### Divisors of 878

• Number of divisors d(n): 4
• Complete list of divisors:
• Sum of all divisors σ(n): 1320
• Sum of proper divisors (its aliquot sum) s(n): 442
• 878 is a deficient number, because the sum of its proper divisors (442) is less than itself. Its deficiency is 436

### Bases of 878

• Binary: 11011011102
• Hexadecimal: 0x36E
• Base-36: OE

### Squares and roots of 878

• 878 squared (8782) is 770884
• 878 cubed (8783) is 676836152
• The square root of 878 is 29.6310647803
• The cube root of 878 is 9.5755744803

### Scales and comparisons

How big is 878?
• 878 seconds is equal to 14 minutes, 38 seconds.
• To count from 1 to 878 would take you about 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 878 cubic inches would be around 0.8 feet tall.

### Recreational maths with 878

• 878 is the same when its digits are reversed! That makes it a palindromic number.
• The number of decimal digits it has is: 3
• The sum of 878's digits is 23
• More coming soon!

## Link to this page

HTML: To link to this page, just copy and paste the link below into your blog, web page or email.

BBCODE: To link to this page in a forum post or comment box, just copy and paste the link code below:

## Cite this page

MLA style:
"Number 878 - Facts about the integer". Numbermatics.com. 2021. Web. 21 June 2021.

APA style:
Numbermatics. (2021). Number 878 - Facts about the integer. Retrieved 21 June 2021, from https://numbermatics.com/n/878/

Chicago style:
Numbermatics. 2021. "Number 878 - Facts about the integer". https://numbermatics.com/n/878/

The information we have on file for 878 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 878, math, Factors of 878, curriculum, school, college, exams, university, Prime factorization of 878, STEM, science, technology, engineering, physics, economics, calculator, eight hundred seventy-eight.