# 1278

## 1,278 is an even composite number composed of three prime numbers multiplied together.

What does the number 1278 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 12 divisors.

1278 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

## Prime factorization of 1278:

### 2 × 32 × 71

(2 × 3 × 3 × 71)

See below for interesting mathematical facts about the number 1278 from the Numbermatics database.

### Names of 1278

• Cardinal: 1278 can be written as One thousand, two hundred seventy-eight.

### Scientific notation

• Scientific notation: 1.278 × 103

### Factors of 1278

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 76

### Divisors of 1278

• Number of divisors d(n): 12
• Complete list of divisors:
• Sum of all divisors σ(n): 2808
• Sum of proper divisors (its aliquot sum) s(n): 1530
• 1278 is an abundant number, because the sum of its proper divisors (1530) is greater than itself. Its abundance is 252

### Bases of 1278

• Binary: 100111111102
• Base-36: ZI

### Squares and roots of 1278

• 1278 squared (12782) is 1633284
• 1278 cubed (12783) is 2087336952
• The square root of 1278 is 35.7491258635
• The cube root of 1278 is 10.8520124817

### Scales and comparisons

How big is 1278?
• 1,278 seconds is equal to 21 minutes, 18 seconds.
• To count from 1 to 1,278 would take you about twenty-one 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 1278 cubic inches would be around 0.9 feet tall.

### Recreational maths with 1278

• 1278 backwards is 8721
• 1278 is a Harshad number.
• The number of decimal digits it has is: 4
• The sum of 1278's digits is 18
• More coming soon!

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"Number 1278 - Facts about the integer". Numbermatics.com. 2022. Web. 11 August 2022.

APA style:
Numbermatics. (2022). Number 1278 - Facts about the integer. Retrieved 11 August 2022, from https://numbermatics.com/n/1278/

Chicago style:
Numbermatics. 2022. "Number 1278 - Facts about the integer". https://numbermatics.com/n/1278/

The information we have on file for 1278 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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