# 225815040

## 225,815,040 is an even composite number composed of four prime numbers multiplied together.

What does the number 225815040 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 420 divisors.

225815040 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of four hundred twenty divisors.

## Prime factorization of 225815040:

### 29 × 36 × 5 × 112

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 3 × 5 × 11 × 11)

See below for interesting mathematical facts about the number 225815040 from the Numbermatics database.

### Names of 225815040

• Cardinal: 225815040 can be written as Two hundred twenty-five million, eight hundred fifteen thousand and forty.

### Scientific notation

• Scientific notation: 2.2581504 × 108

### Factors of 225815040

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 21

### Divisors of 225815040

• Number of divisors d(n): 420
• Complete list of divisors:
• Sum of all divisors σ(n): 892274922
• Sum of proper divisors (its aliquot sum) s(n): 666459882
• 225815040 is an abundant number, because the sum of its proper divisors (666459882) is greater than itself. Its abundance is 440644842

### Bases of 225815040

• Binary: 11010111010110101010000000002
• Base-36: 3QG000

### Squares and roots of 225815040

• 225815040 squared (2258150402) is 50992432290201600
• 225815040 cubed (2258150403) is 11514858137309165912064000
• The square root of 225815040 is 15027.1434411201
• The cube root of 225815040 is 608.9537201841

### Scales and comparisons

How big is 225815040?
• 225,815,040 seconds is equal to 7 years, 9 weeks, 2 days, 14 hours, 24 minutes.
• To count from 1 to 225,815,040 would take you about ten years!

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 225815040 cubic inches would be around 50.7 feet tall.

### Recreational maths with 225815040

• 225815040 backwards is 040518522
• 225815040 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 225815040's digits is 27
• More coming soon!