# 12880

## 12,880 is an even composite number composed of four prime numbers multiplied together.

What does the number 12880 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 40 divisors.

12880 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty divisors.

## Prime factorization of 12880:

### 24 × 5 × 7 × 23

(2 × 2 × 2 × 2 × 5 × 7 × 23)

See below for interesting mathematical facts about the number 12880 from the Numbermatics database.

### Names of 12880

• Cardinal: 12880 can be written as Twelve thousand, eight hundred eighty.

### Scientific notation

• Scientific notation: 1.288 × 104

### Factors of 12880

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 37

### Divisors of 12880

• Number of divisors d(n): 40
• Complete list of divisors:
• Sum of all divisors σ(n): 35712
• Sum of proper divisors (its aliquot sum) s(n): 22832
• 12880 is an abundant number, because the sum of its proper divisors (22832) is greater than itself. Its abundance is 9952

### Bases of 12880

• Binary: 110010010100002
• Base-36: 9XS

### Squares and roots of 12880

• 12880 squared (128802) is 165894400
• 12880 cubed (128803) is 2136719872000
• The square root of 12880 is 113.4900876727
• The cube root of 12880 is 23.4407743573

### Scales and comparisons

How big is 12880?
• 12,880 seconds is equal to 3 hours, 34 minutes, 40 seconds.
• To count from 1 to 12,880 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 12880 cubic inches would be around 2 feet tall.

### Recreational maths with 12880

• 12880 backwards is 08821
• The number of decimal digits it has is: 5
• The sum of 12880's digits is 19
• More coming soon!