# 3878

## 3,878 is an even composite number composed of three prime numbers multiplied together.

What does the number 3878 look like?

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

3878 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eight divisors.

## Prime factorization of 3878:

### 2 × 7 × 277

See below for interesting mathematical facts about the number 3878 from the Numbermatics database.

### Names of 3878

• Cardinal: 3878 can be written as Three thousand, eight hundred seventy-eight.

### Scientific notation

• Scientific notation: 3.878 × 103

### Factors of 3878

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 286

### Divisors of 3878

• Number of divisors d(n): 8
• Complete list of divisors:
• Sum of all divisors σ(n): 6672
• Sum of proper divisors (its aliquot sum) s(n): 2794
• 3878 is a deficient number, because the sum of its proper divisors (2794) is less than itself. Its deficiency is 1084

### Bases of 3878

• Binary: 1111001001102
• Base-36: 2ZQ

### Squares and roots of 3878

• 3878 squared (38782) is 15038884
• 3878 cubed (38783) is 58320792152
• The square root of 3878 is 62.2735899077
• The cube root of 3878 is 15.7109556109

### Scales and comparisons

How big is 3878?
• 3,878 seconds is equal to 1 hour, 4 minutes, 38 seconds.
• To count from 1 to 3,878 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 3878 cubic inches would be around 1.3 feet tall.

### Recreational maths with 3878

• 3878 backwards is 8783
• The number of decimal digits it has is: 4
• The sum of 3878's digits is 26
• More coming soon!