# 40540

## 40,540 is an even composite number composed of three prime numbers multiplied together.

What does the number 40540 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 12 divisors.

40540 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

## Prime factorization of 40540:

### 22 × 5 × 2027

(2 × 2 × 5 × 2027)

See below for interesting mathematical facts about the number 40540 from the Numbermatics database.

### Names of 40540

• Cardinal: 40540 can be written as Forty thousand, five hundred forty.

### Scientific notation

• Scientific notation: 4.054 × 104

### Factors of 40540

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 2034

### Divisors of 40540

• Number of divisors d(n): 12
• Complete list of divisors:
• Sum of all divisors σ(n): 85176
• Sum of proper divisors (its aliquot sum) s(n): 44636
• 40540 is an abundant number, because the sum of its proper divisors (44636) is greater than itself. Its abundance is 4096

### Bases of 40540

• Binary: 10011110010111002
• Base-36: VA4

### Squares and roots of 40540

• 40540 squared (405402) is 1643491600
• 40540 cubed (405403) is 66627149464000
• The square root of 40540 is 201.3454742477
• The cube root of 40540 is 34.3527293761

### Scales and comparisons

How big is 40540?
• 40,540 seconds is equal to 11 hours, 15 minutes, 40 seconds.
• To count from 1 to 40,540 would take you about eleven 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 40540 cubic inches would be around 2.9 feet tall.

### Recreational maths with 40540

• 40540 backwards is 04504
• The number of decimal digits it has is: 5
• The sum of 40540's digits is 13
• More coming soon!