# 805000

## 805,000 is an even composite number composed of four prime numbers multiplied together.

What does the number 805000 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 80 divisors.

805000 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of eighty divisors.

## Prime factorization of 805000:

### 23 × 54 × 7 × 23

(2 × 2 × 2 × 5 × 5 × 5 × 5 × 7 × 23)

See below for interesting mathematical facts about the number 805000 from the Numbermatics database.

### Names of 805000

• Cardinal: 805000 can be written as Eight hundred five thousand.

### Scientific notation

• Scientific notation: 8.05 × 105

### Factors of 805000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 37

### Divisors of 805000

• Number of divisors d(n): 80
• Complete list of divisors:
• Sum of all divisors σ(n): 2249280
• Sum of proper divisors (its aliquot sum) s(n): 1444280
• 805000 is an abundant number, because the sum of its proper divisors (1444280) is greater than itself. Its abundance is 639280

### Bases of 805000

• Binary: 110001001000100010002
• Base-36: H954

### Squares and roots of 805000

• 805000 squared (8050002) is 648025000000
• 805000 cubed (8050003) is 521660125000000000
• The square root of 805000 is 897.2179222463
• The cube root of 805000 is 93.0247746845

### Scales and comparisons

How big is 805000?
• 805,000 seconds is equal to 1 week, 2 days, 7 hours, 36 minutes, 40 seconds.
• To count from 1 to 805,000 would take you about two 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 805000 cubic inches would be around 7.8 feet tall.

### Recreational maths with 805000

• 805000 backwards is 000508
• The number of decimal digits it has is: 6
• The sum of 805000's digits is 13
• More coming soon!