# 30800

## 30,800 is an even composite number composed of four prime numbers multiplied together.

What does the number 30800 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 60 divisors.

30800 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixty divisors.

## Prime factorization of 30800:

### 24 × 52 × 7 × 11

(2 × 2 × 2 × 2 × 5 × 5 × 7 × 11)

See below for interesting mathematical facts about the number 30800 from the Numbermatics database.

### Names of 30800

• Cardinal: 30800 can be written as Thirty thousand, eight hundred.

### Scientific notation

• Scientific notation: 3.08 × 104

### Factors of 30800

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 25

### Divisors of 30800

• Number of divisors d(n): 60
• Complete list of divisors:
• Sum of all divisors σ(n): 92256
• Sum of proper divisors (its aliquot sum) s(n): 61456
• 30800 is an abundant number, because the sum of its proper divisors (61456) is greater than itself. Its abundance is 30656

### Bases of 30800

• Binary: 1111000010100002
• Base-36: NRK

### Squares and roots of 30800

• 30800 squared (308002) is 948640000
• 30800 cubed (308003) is 29218112000000
• The square root of 30800 is 175.4992877479
• The cube root of 30800 is 31.3461041449

### Scales and comparisons

How big is 30800?
• 30,800 seconds is equal to 8 hours, 33 minutes, 20 seconds.
• To count from 1 to 30,800 would take you about eight hours.

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 30800 cubic inches would be around 2.6 feet tall.

### Recreational maths with 30800

• 30800 backwards is 00803
• 30800 is a Harshad number.
• The number of decimal digits it has is: 5
• The sum of 30800's digits is 11
• More coming soon!