# 12745

## 12,745 is an odd composite number composed of two prime numbers multiplied together.

What does the number 12745 look like?

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

12745 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 12745:

### 5 × 2549

See below for interesting mathematical facts about the number 12745 from the Numbermatics database.

### Names of 12745

• Cardinal: 12745 can be written as Twelve thousand, seven hundred forty-five.

### Scientific notation

• Scientific notation: 1.2745 × 104

### Factors of 12745

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 2554

### Divisors of 12745

• Number of divisors d(n): 4
• Complete list of divisors:
• Sum of all divisors σ(n): 15300
• Sum of proper divisors (its aliquot sum) s(n): 2555
• 12745 is a deficient number, because the sum of its proper divisors (2555) is less than itself. Its deficiency is 10190

### Bases of 12745

• Binary: 110001110010012
• Base-36: 9U1

### Squares and roots of 12745

• 12745 squared (127452) is 162435025
• 12745 cubed (127453) is 2070234393625
• The square root of 12745 is 112.8937553631
• The cube root of 12745 is 23.3585894329

### Scales and comparisons

How big is 12745?
• 12,745 seconds is equal to 3 hours, 32 minutes, 25 seconds.
• To count from 1 to 12,745 would take you about three hours.

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 12745 cubic inches would be around 1.9 feet tall.

### Recreational maths with 12745

• 12745 backwards is 54721
• The number of decimal digits it has is: 5
• The sum of 12745's digits is 19
• More coming soon!

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"Number 12745 - Facts about the integer". Numbermatics.com. 2021. Web. 4 December 2021.

APA style:
Numbermatics. (2021). Number 12745 - Facts about the integer. Retrieved 4 December 2021, from https://numbermatics.com/n/12745/

Chicago style:
Numbermatics. 2021. "Number 12745 - Facts about the integer". https://numbermatics.com/n/12745/

The information we have on file for 12745 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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