# 2838

## 2,838 is an even composite number composed of four prime numbers multiplied together.

What does the number 2838 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 16 divisors.

2838 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

## Prime factorization of 2838:

### 2 × 3 × 11 × 43

See below for interesting mathematical facts about the number 2838 from the Numbermatics database.

### Names of 2838

• Cardinal: 2838 can be written as Two thousand, eight hundred thirty-eight.

### Scientific notation

• Scientific notation: 2.838 × 103

### Factors of 2838

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 59

### Divisors of 2838

• Number of divisors d(n): 16
• Complete list of divisors:
• Sum of all divisors σ(n): 6336
• Sum of proper divisors (its aliquot sum) s(n): 3498
• 2838 is an abundant number, because the sum of its proper divisors (3498) is greater than itself. Its abundance is 660

### Bases of 2838

• Binary: 1011000101102
• Base-36: 26U

### Squares and roots of 2838

• 2838 squared (28382) is 8054244
• 2838 cubed (28383) is 22857944472
• The square root of 2838 is 53.2728824075
• The cube root of 2838 is 14.1580724499

### Scales and comparisons

How big is 2838?
• 2,838 seconds is equal to 47 minutes, 18 seconds.
• To count from 1 to 2,838 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 2838 cubic inches would be around 1.2 feet tall.

### Recreational maths with 2838

• 2838 backwards is 8382
• The number of decimal digits it has is: 4
• The sum of 2838's digits is 21
• More coming soon!