# 1355

## 1,355 is an odd composite number composed of two prime numbers multiplied together.

What does the number 1355 look like?

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

1355 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 1355:

### 5 × 271

See below for interesting mathematical facts about the number 1355 from the Numbermatics database.

### Names of 1355

• Cardinal: 1355 can be written as One thousand, three hundred fifty-five.

### Scientific notation

• Scientific notation: 1.355 × 103

### Factors of 1355

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 276

### Divisors of 1355

• Number of divisors d(n): 4
• Complete list of divisors:
• Sum of all divisors σ(n): 1632
• Sum of proper divisors (its aliquot sum) s(n): 277
• 1355 is a deficient number, because the sum of its proper divisors (277) is less than itself. Its deficiency is 1078

### Bases of 1355

• Binary: 101010010112
• Base-36: 11N

### Squares and roots of 1355

• 1355 squared (13552) is 1836025
• 1355 cubed (13553) is 2487813875
• The square root of 1355 is 36.8103246387
• The cube root of 1355 is 11.0657222465

### Scales and comparisons

How big is 1355?
• 1,355 seconds is equal to 22 minutes, 35 seconds.
• To count from 1 to 1,355 would take you about twenty-two 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 1355 cubic inches would be around 0.9 feet tall.

### Recreational maths with 1355

• 1355 backwards is 5531
• The number of decimal digits it has is: 4
• The sum of 1355's digits is 14
• More coming soon!

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"Number 1355 - Facts about the integer". Numbermatics.com. 2022. Web. 19 August 2022.

APA style:
Numbermatics. (2022). Number 1355 - Facts about the integer. Retrieved 19 August 2022, from https://numbermatics.com/n/1355/

Chicago style:
Numbermatics. 2022. "Number 1355 - Facts about the integer". https://numbermatics.com/n/1355/

The information we have on file for 1355 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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