# 18117120

## 18,117,120 is an even composite number composed of five prime numbers multiplied together.

What does the number 18117120 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 160 divisors.

18117120 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred sixty divisors.

## Prime factorization of 18117120:

### 29 × 3 × 5 × 7 × 337

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 7 × 337)

See below for interesting mathematical facts about the number 18117120 from the Numbermatics database.

### Names of 18117120

• Cardinal: 18117120 can be written as Eighteen million, one hundred seventeen thousand, one hundred twenty.

### Scientific notation

• Scientific notation: 1.811712 × 107

### Factors of 18117120

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 354

### Divisors of 18117120

• Number of divisors d(n): 160
• Complete list of divisors:
• Sum of all divisors σ(n): 66388608
• Sum of proper divisors (its aliquot sum) s(n): 48271488
• 18117120 is an abundant number, because the sum of its proper divisors (48271488) is greater than itself. Its abundance is 30154368

### Bases of 18117120

• Binary: 10001010001110010000000002
• Base-36: ASB9C

### Squares and roots of 18117120

• 18117120 squared (181171202) is 328230037094400
• 18117120 cubed (181171203) is 5946582969643696128000
• The square root of 18117120 is 4256.4210318059
• The cube root of 18117120 is 262.6413207297

### Scales and comparisons

How big is 18117120?
• 18,117,120 seconds is equal to 29 weeks, 6 days, 16 hours, 32 minutes.
• To count from 1 to 18,117,120 would take you about forty-four 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 18117120 cubic inches would be around 21.9 feet tall.

### Recreational maths with 18117120

• 18117120 backwards is 02171181
• 18117120 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 18117120's digits is 21
• More coming soon!