# 1745

## 1,745 is an odd composite number composed of two prime numbers multiplied together.

What does the number 1745 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 4 divisors.

1745 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of four divisors.

## Prime factorization of 1745:

### 5 × 349

See below for interesting mathematical facts about the number 1745 from the Numbermatics database.

### Names of 1745

• Cardinal: 1745 can be written as One thousand, seven hundred forty-five.

### Scientific notation

• Scientific notation: 1.745 × 103

### Factors of 1745

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 354

### Divisors of 1745

• Number of divisors d(n): 4
• Complete list of divisors:
• Sum of all divisors σ(n): 2100
• Sum of proper divisors (its aliquot sum) s(n): 355
• 1745 is a deficient number, because the sum of its proper divisors (355) is less than itself. Its deficiency is 1390

### Bases of 1745

• Binary: 110110100012
• Base-36: 1CH

### Squares and roots of 1745

• 1745 squared (17452) is 3045025
• 1745 cubed (17453) is 5313568625
• The square root of 1745 is 41.7731971485
• The cube root of 1745 is 12.0392235051

### Scales and comparisons

How big is 1745?
• 1,745 seconds is equal to 29 minutes, 5 seconds.
• To count from 1 to 1,745 would take you about twenty-nine 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 1745 cubic inches would be around 1 feet tall.

### Recreational maths with 1745

• 1745 backwards is 5471
• The number of decimal digits it has is: 4
• The sum of 1745's digits is 17
• More coming soon!

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The information we have on file for 1745 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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