# 1505

## 1,505 is an odd composite number composed of three prime numbers multiplied together.

What does the number 1505 look like?

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

1505 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 1505:

### 5 × 7 × 43

See below for interesting mathematical facts about the number 1505 from the Numbermatics database.

### Names of 1505

• Cardinal: 1505 can be written as One thousand, five hundred five.

### Scientific notation

• Scientific notation: 1.505 × 103

### Factors of 1505

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 55

### Divisors of 1505

• Number of divisors d(n): 8
• Complete list of divisors:
• Sum of all divisors σ(n): 2112
• Sum of proper divisors (its aliquot sum) s(n): 607
• 1505 is a deficient number, because the sum of its proper divisors (607) is less than itself. Its deficiency is 898

### Bases of 1505

• Binary: 101111000012
• Base-36: 15T

### Squares and roots of 1505

• 1505 squared (15052) is 2265025
• 1505 cubed (15053) is 3408862625
• The square root of 1505 is 38.7943294825
• The cube root of 1505 is 11.4598473665

### Scales and comparisons

How big is 1505?
• 1,505 seconds is equal to 25 minutes, 5 seconds.
• To count from 1 to 1,505 would take you about twenty-five 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 1505 cubic inches would be around 1 feet tall.

### Recreational maths with 1505

• 1505 backwards is 5051
• The number of decimal digits it has is: 4
• The sum of 1505's digits is 11
• More coming soon!

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"Number 1505 - Facts about the integer". Numbermatics.com. 2023. Web. 30 March 2023.

APA style:
Numbermatics. (2023). Number 1505 - Facts about the integer. Retrieved 30 March 2023, from https://numbermatics.com/n/1505/

Chicago style:
Numbermatics. 2023. "Number 1505 - Facts about the integer". https://numbermatics.com/n/1505/

The information we have on file for 1505 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!

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