# 27988240

## 27,988,240 is an even composite number composed of six prime numbers multiplied together.

What does the number 27988240 look like?

This visualization shows the relationship between its 6 prime factors (large circles) and 160 divisors.

27988240 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred sixty divisors.

## Prime factorization of 27988240:

### 24 × 5 × 7 × 23 × 41 × 53

(2 × 2 × 2 × 2 × 5 × 7 × 23 × 41 × 53)

See below for interesting mathematical facts about the number 27988240 from the Numbermatics database.

### Names of 27988240

• Cardinal: 27988240 can be written as Twenty-seven million, nine hundred eighty-eight thousand, two hundred forty.

### Scientific notation

• Scientific notation: 2.798824 × 107

### Factors of 27988240

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 131

### Divisors of 27988240

• Number of divisors d(n): 160
• Complete list of divisors:
• Sum of all divisors σ(n): 80994816
• Sum of proper divisors (its aliquot sum) s(n): 53006576
• 27988240 is an abundant number, because the sum of its proper divisors (53006576) is greater than itself. Its abundance is 25018336

### Bases of 27988240

• Binary: 11010101100010001000100002
• Base-36: GNVV4

### Squares and roots of 27988240

• 27988240 squared (279882402) is 783341578297600
• 27988240 cubed (279882403) is 21924352095372020224000
• The square root of 27988240 is 5290.3912898763
• The cube root of 27988240 is 303.6163789889

### Scales and comparisons

How big is 27988240?
• 27,988,240 seconds is equal to 46 weeks, 22 hours, 30 minutes, 40 seconds.
• To count from 1 to 27,988,240 would take you about seventeen weeks!

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 27988240 cubic inches would be around 25.3 feet tall.

### Recreational maths with 27988240

• 27988240 backwards is 04288972
• 27988240 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 27988240's digits is 40
• More coming soon!