# 7880

## 7,880 is an even composite number composed of three prime numbers multiplied together.

What does the number 7880 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 16 divisors.

7880 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of sixteen divisors.

## Prime factorization of 7880:

### 23 × 5 × 197

(2 × 2 × 2 × 5 × 197)

See below for interesting mathematical facts about the number 7880 from the Numbermatics database.

### Names of 7880

• Cardinal: 7880 can be written as Seven thousand, eight hundred eighty.

### Scientific notation

• Scientific notation: 7.88 × 103

### Factors of 7880

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 204

### Divisors of 7880

• Number of divisors d(n): 16
• Complete list of divisors:
• Sum of all divisors σ(n): 17820
• Sum of proper divisors (its aliquot sum) s(n): 9940
• 7880 is an abundant number, because the sum of its proper divisors (9940) is greater than itself. Its abundance is 2060

### Bases of 7880

• Binary: 11110110010002
• Base-36: 62W

### Squares and roots of 7880

• 7880 squared (78802) is 62094400
• 7880 cubed (78803) is 489303872000
• The square root of 7880 is 88.7693640847
• The cube root of 7880 is 19.8994957913

### Scales and comparisons

How big is 7880?
• 7,880 seconds is equal to 2 hours, 11 minutes, 20 seconds.
• To count from 1 to 7,880 would take you about two 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 7880 cubic inches would be around 1.7 feet tall.

### Recreational maths with 7880

• 7880 backwards is 0887
• The number of decimal digits it has is: 4
• The sum of 7880's digits is 23
• More coming soon!