# 478840

## 478,840 is an even composite number composed of three prime numbers multiplied together.

What does the number 478840 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 16 divisors.

478840 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of sixteen divisors.

## Prime factorization of 478840:

### 23 × 5 × 11971

(2 × 2 × 2 × 5 × 11971)

See below for interesting mathematical facts about the number 478840 from the Numbermatics database.

### Names of 478840

• Cardinal: 478840 can be written as Four hundred seventy-eight thousand, eight hundred forty.

### Scientific notation

• Scientific notation: 4.7884 × 105

### Factors of 478840

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 11978

### Divisors of 478840

• Number of divisors d(n): 16
• Complete list of divisors:
• Sum of all divisors σ(n): 1077480
• Sum of proper divisors (its aliquot sum) s(n): 598640
• 478840 is an abundant number, because the sum of its proper divisors (598640) is greater than itself. Its abundance is 119800

### Bases of 478840

• Binary: 11101001110011110002
• Base-36: A9H4

### Squares and roots of 478840

• 478840 squared (4788402) is 229287745600
• 478840 cubed (4788403) is 109792144103104000
• The square root of 478840 is 691.9826587423
• The cube root of 478840 is 78.2342290789

### Scales and comparisons

How big is 478840?
• 478,840 seconds is equal to 5 days, 13 hours, 40 seconds.
• To count from 1 to 478,840 would take you about five days.

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 478840 cubic inches would be around 6.5 feet tall.

### Recreational maths with 478840

• 478840 backwards is 048874
• The number of decimal digits it has is: 6
• The sum of 478840's digits is 31
• More coming soon!