# 3870

## 3,870 is an even composite number composed of four prime numbers multiplied together.

What does the number 3870 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 24 divisors.

3870 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of twenty-four divisors.

## Prime factorization of 3870:

### 2 × 32 × 5 × 43

(2 × 3 × 3 × 5 × 43)

See below for interesting mathematical facts about the number 3870 from the Numbermatics database.

### Names of 3870

• Cardinal: 3870 can be written as Three thousand, eight hundred seventy.

### Scientific notation

• Scientific notation: 3.87 × 103

### Factors of 3870

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 53

### Divisors of 3870

• Number of divisors d(n): 24
• Complete list of divisors:
• Sum of all divisors σ(n): 10296
• Sum of proper divisors (its aliquot sum) s(n): 6426
• 3870 is an abundant number, because the sum of its proper divisors (6426) is greater than itself. Its abundance is 2556

### Bases of 3870

• Binary: 1111000111102
• Base-36: 2ZI

### Squares and roots of 3870

• 3870 squared (38702) is 14976900
• 3870 cubed (38703) is 57960603000
• The square root of 3870 is 62.2093240599
• The cube root of 3870 is 15.7001446967

### Scales and comparisons

How big is 3870?
• 3,870 seconds is equal to 1 hour, 4 minutes, 30 seconds.
• To count from 1 to 3,870 would take you about 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 3870 cubic inches would be around 1.3 feet tall.

### Recreational maths with 3870

• 3870 backwards is 0783
• 3870 is a Harshad number.
• The number of decimal digits it has is: 4
• The sum of 3870's digits is 18
• More coming soon!

MLA style:
"Number 3870 - Facts about the integer". Numbermatics.com. 2021. Web. 25 October 2021.

APA style:
Numbermatics. (2021). Number 3870 - Facts about the integer. Retrieved 25 October 2021, from https://numbermatics.com/n/3870/

Chicago style:
Numbermatics. 2021. "Number 3870 - Facts about the integer". https://numbermatics.com/n/3870/

The information we have on file for 3870 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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