# 78480

## 78,480 is an even composite number composed of four prime numbers multiplied together.

What does the number 78480 look like?

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

78480 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 78480:

### 24 × 32 × 5 × 109

(2 × 2 × 2 × 2 × 3 × 3 × 5 × 109)

See below for interesting mathematical facts about the number 78480 from the Numbermatics database.

### Names of 78480

• Cardinal: 78480 can be written as Seventy-eight thousand, four hundred eighty.

### Scientific notation

• Scientific notation: 7.848 × 104

### Factors of 78480

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 119

### Divisors of 78480

• Number of divisors d(n): 60
• Complete list of divisors:
• Sum of all divisors σ(n): 265980
• Sum of proper divisors (its aliquot sum) s(n): 187500
• 78480 is an abundant number, because the sum of its proper divisors (187500) is greater than itself. Its abundance is 109020

### Bases of 78480

• Binary: 100110010100100002
• Base-36: 1OK0

### Squares and roots of 78480

• 78480 squared (784802) is 6159110400
• 78480 cubed (784803) is 483366984192000
• The square root of 78480 is 280.1428207183
• The cube root of 78480 is 42.8140519267

### Scales and comparisons

How big is 78480?
• 78,480 seconds is equal to 21 hours, 48 minutes.
• To count from 1 to 78,480 would take you about twenty-one 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 78480 cubic inches would be around 3.6 feet tall.

### Recreational maths with 78480

• 78480 backwards is 08487
• The number of decimal digits it has is: 5
• The sum of 78480's digits is 27
• More coming soon!