# 10840

## 10,840 is an even composite number composed of three prime numbers multiplied together.

What does the number 10840 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 16 divisors.

10840 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of sixteen divisors.

## Prime factorization of 10840:

### 23 × 5 × 271

(2 × 2 × 2 × 5 × 271)

See below for interesting mathematical facts about the number 10840 from the Numbermatics database.

### Names of 10840

• Cardinal: 10840 can be written as Ten thousand, eight hundred forty.

### Scientific notation

• Scientific notation: 1.084 × 104

### Factors of 10840

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 278

### Divisors of 10840

• Number of divisors d(n): 16
• Complete list of divisors:
• Sum of all divisors σ(n): 24480
• Sum of proper divisors (its aliquot sum) s(n): 13640
• 10840 is an abundant number, because the sum of its proper divisors (13640) is greater than itself. Its abundance is 2800

### Bases of 10840

• Binary: 101010010110002
• Base-36: 8D4

### Squares and roots of 10840

• 10840 squared (108402) is 117505600
• 10840 cubed (108403) is 1273760704000
• The square root of 10840 is 104.1153206785
• The cube root of 10840 is 22.1314444929

### Scales and comparisons

How big is 10840?
• 10,840 seconds is equal to 3 hours, 40 seconds.
• To count from 1 to 10,840 would take you about three 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 10840 cubic inches would be around 1.8 feet tall.

### Recreational maths with 10840

• 10840 backwards is 04801
• The number of decimal digits it has is: 5
• The sum of 10840's digits is 13
• More coming soon!