# 775

## 775 is an odd composite number composed of two prime numbers multiplied together.

What does the number 775 look like?

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

775 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 775:

### 52 × 31

(5 × 5 × 31)

See below for interesting mathematical facts about the number 775 from the Numbermatics database.

### Names of 775

• Cardinal: 775 can be written as Seven hundred seventy-five.

### Scientific notation

• Scientific notation: 7.75 × 102

### Factors of 775

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 36

### Divisors of 775

• Number of divisors d(n): 6
• Complete list of divisors:
• Sum of all divisors σ(n): 992
• Sum of proper divisors (its aliquot sum) s(n): 217
• 775 is a deficient number, because the sum of its proper divisors (217) is less than itself. Its deficiency is 558

### Bases of 775

• Binary: 11000001112
• Base-36: LJ

### Squares and roots of 775

• 775 squared (7752) is 600625
• 775 cubed (7753) is 465484375
• The square root of 775 is 27.8388218141
• The cube root of 775 is 9.1854527501

### Scales and comparisons

How big is 775?
• 775 seconds is equal to 12 minutes, 55 seconds.
• To count from 1 to 775 would take you about 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 775 cubic inches would be around 0.8 feet tall.

### Recreational maths with 775

• 775 backwards is 577
• The number of decimal digits it has is: 3
• The sum of 775's digits is 19
• More coming soon!

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"Number 775 - Facts about the integer". Numbermatics.com. 2022. Web. 9 August 2022.

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Numbermatics. (2022). Number 775 - Facts about the integer. Retrieved 9 August 2022, from https://numbermatics.com/n/775/

Chicago style:
Numbermatics. 2022. "Number 775 - Facts about the integer". https://numbermatics.com/n/775/

The information we have on file for 775 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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