# 128016

## 128,016 is an even composite number composed of four prime numbers multiplied together.

What does the number 128016 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 60 divisors.

128016 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixty divisors.

## Prime factorization of 128016:

### 24 × 32 × 7 × 127

(2 × 2 × 2 × 2 × 3 × 3 × 7 × 127)

See below for interesting mathematical facts about the number 128016 from the Numbermatics database.

### Names of 128016

• Cardinal: 128016 can be written as One hundred twenty-eight thousand and sixteen.

### Scientific notation

• Scientific notation: 1.28016 × 105

### Factors of 128016

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 139

### Divisors of 128016

• Number of divisors d(n): 60
• Complete list of divisors:
• Sum of all divisors σ(n): 412672
• Sum of proper divisors (its aliquot sum) s(n): 284656
• 128016 is an abundant number, because the sum of its proper divisors (284656) is greater than itself. Its abundance is 156640

### Bases of 128016

• Binary: 111110100000100002
• Base-36: 2QS0

### Squares and roots of 128016

• 128016 squared (1280162) is 16388096256
• 128016 cubed (1280163) is 2097938530308096
• The square root of 128016 is 357.7932363811
• The cube root of 128016 is 50.3989417767

### Scales and comparisons

How big is 128016?
• 128,016 seconds is equal to 1 day, 11 hours, 33 minutes, 36 seconds.
• To count from 1 to 128,016 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 128016 cubic inches would be around 4.2 feet tall.

### Recreational maths with 128016

• 128016 backwards is 610821
• 128016 is a Harshad number.
• The number of decimal digits it has is: 6
• The sum of 128016's digits is 18
• More coming soon!