# 305740

## 305,740 is an even composite number composed of three prime numbers multiplied together.

What does the number 305740 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 12 divisors.

305740 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

## Prime factorization of 305740:

### 22 × 5 × 15287

(2 × 2 × 5 × 15287)

See below for interesting mathematical facts about the number 305740 from the Numbermatics database.

### Names of 305740

• Cardinal: 305740 can be written as Three hundred five thousand, seven hundred forty.

### Scientific notation

• Scientific notation: 3.0574 × 105

### Factors of 305740

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 15294

### Divisors of 305740

• Number of divisors d(n): 12
• Complete list of divisors:
• Sum of all divisors σ(n): 642096
• Sum of proper divisors (its aliquot sum) s(n): 336356
• 305740 is an abundant number, because the sum of its proper divisors (336356) is greater than itself. Its abundance is 30616

### Bases of 305740

• Binary: 10010101010010011002
• Base-36: 6JWS

### Squares and roots of 305740

• 305740 squared (3057402) is 93476947600
• 305740 cubed (3057403) is 28579641959224000
• The square root of 305740 is 552.9376095003
• The cube root of 305740 is 67.3675500589

### Scales and comparisons

How big is 305740?
• 305,740 seconds is equal to 3 days, 12 hours, 55 minutes, 40 seconds.
• To count from 1 to 305,740 would take you about three 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 305740 cubic inches would be around 5.6 feet tall.

### Recreational maths with 305740

• 305740 backwards is 047503
• The number of decimal digits it has is: 6
• The sum of 305740's digits is 19
• More coming soon!