# 28184128

## 28,184,128 is an even composite number composed of four prime numbers multiplied together.

What does the number 28184128 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 56 divisors.

28184128 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of fifty-six divisors.

## Prime factorization of 28184128:

### 26 × 7 × 53 × 1187

(2 × 2 × 2 × 2 × 2 × 2 × 7 × 53 × 1187)

See below for interesting mathematical facts about the number 28184128 from the Numbermatics database.

### Names of 28184128

• Cardinal: 28184128 can be written as Twenty-eight million, one hundred eighty-four thousand, one hundred twenty-eight.

### Scientific notation

• Scientific notation: 2.8184128 × 107

### Factors of 28184128

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1249

### Divisors of 28184128

• Number of divisors d(n): 56
• Complete list of divisors:
• Sum of all divisors σ(n): 65178432
• Sum of proper divisors (its aliquot sum) s(n): 36994304
• 28184128 is an abundant number, because the sum of its proper divisors (36994304) is greater than itself. Its abundance is 8810176

### Bases of 28184128

• Binary: 11010111000001110010000002
• Base-36: GS30G

### Squares and roots of 28184128

• 28184128 squared (281841282) is 794345071120384
• 28184128 cubed (281841283) is 22387923160626006065152
• The square root of 28184128 is 5308.8725733437
• The cube root of 28184128 is 304.3230637577

### Scales and comparisons

How big is 28184128?
• 28,184,128 seconds is equal to 46 weeks, 4 days, 4 hours, 55 minutes, 28 seconds.
• To count from 1 to 28,184,128 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 28184128 cubic inches would be around 25.4 feet tall.

### Recreational maths with 28184128

• 28184128 backwards is 82148182
• The number of decimal digits it has is: 8
• The sum of 28184128's digits is 34
• More coming soon!