# 3405

## 3,405 is an odd composite number composed of three prime numbers multiplied together.

What does the number 3405 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 8 divisors.

3405 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eight divisors.

## Prime factorization of 3405:

### 3 × 5 × 227

See below for interesting mathematical facts about the number 3405 from the Numbermatics database.

### Names of 3405

• Cardinal: 3405 can be written as Three thousand, four hundred five.

### Scientific notation

• Scientific notation: 3.405 × 103

### Factors of 3405

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 235

### Divisors of 3405

• Number of divisors d(n): 8
• Complete list of divisors:
• Sum of all divisors σ(n): 5472
• Sum of proper divisors (its aliquot sum) s(n): 2067
• 3405 is a deficient number, because the sum of its proper divisors (2067) is less than itself. Its deficiency is 1338

### Bases of 3405

• Binary: 1101010011012
• Base-36: 2ML

### Squares and roots of 3405

• 3405 squared (34052) is 11594025
• 3405 cubed (34053) is 39477655125
• The square root of 3405 is 58.3523778435
• The cube root of 3405 is 15.0443134037

### Scales and comparisons

How big is 3405?
• 3,405 seconds is equal to 56 minutes, 45 seconds.
• To count from 1 to 3,405 would take you about fifty-six minutes.

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 3405 cubic inches would be around 1.3 feet tall.

### Recreational maths with 3405

• 3405 backwards is 5043
• The number of decimal digits it has is: 4
• The sum of 3405's digits is 12
• More coming soon!