# 1525

## 1,525 is an odd composite number composed of two prime numbers multiplied together.

What does the number 1525 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 6 divisors.

1525 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of six divisors.

## Prime factorization of 1525:

### 52 × 61

(5 × 5 × 61)

See below for interesting mathematical facts about the number 1525 from the Numbermatics database.

### Names of 1525

• Cardinal: 1525 can be written as One thousand, five hundred twenty-five.

### Scientific notation

• Scientific notation: 1.525 × 103

### Factors of 1525

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 66

### Divisors of 1525

• Number of divisors d(n): 6
• Complete list of divisors:
• Sum of all divisors σ(n): 1922
• Sum of proper divisors (its aliquot sum) s(n): 397
• 1525 is a deficient number, because the sum of its proper divisors (397) is less than itself. Its deficiency is 1128

### Bases of 1525

• Binary: 101111101012
• Base-36: 16D

### Squares and roots of 1525

• 1525 squared (15252) is 2325625
• 1525 cubed (15253) is 3546578125
• The square root of 1525 is 39.0512483795
• The cube root of 1525 is 11.5103875899

### Scales and comparisons

How big is 1525?
• 1,525 seconds is equal to 25 minutes, 25 seconds.
• To count from 1 to 1,525 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 1525 cubic inches would be around 1 feet tall.

### Recreational maths with 1525

• 1525 backwards is 5251
• The number of decimal digits it has is: 4
• The sum of 1525's digits is 13
• More coming soon!

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The information we have on file for 1525 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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