# 28700

## 28,700 is an even composite number composed of four prime numbers multiplied together.

28700 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of thirty-six divisors.

## Prime factorization of 28700:

### 22 × 52 × 7 × 41

(2 × 2 × 5 × 5 × 7 × 41)

See below for interesting mathematical facts about the number 28700 from the Numbermatics database.

### Names of 28700

• Cardinal: 28700 can be written as Twenty-eight thousand, seven hundred.

### Scientific notation

• Scientific notation: 2.87 × 104

### Factors of 28700

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 55

### Divisors of 28700

• Number of divisors d(n): 36
• Complete list of divisors:
• Sum of all divisors σ(n): 72912
• Sum of proper divisors (its aliquot sum) s(n): 44212
• 28700 is an abundant number, because the sum of its proper divisors (44212) is greater than itself. Its abundance is 15512

### Bases of 28700

• Binary: 111000000011100 2
• Base-36: M58

### Squares and roots of 28700

• 28700 squared (287002) is 823690000
• 28700 cubed (287003) is 23639903000000
• The square root of 28700 is 169.4107434609
• The cube root of 28700 is 30.6168588661

### Scales and comparisons

How big is 28700?
• 28,700 seconds is equal to 7 hours, 58 minutes, 20 seconds.
• To count from 1 to 28,700 would take you about seven 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.

Note: we do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!

• A cube with a volume of 28700 cubic inches would be around 2.6 feet tall.

### Recreational maths with 28700

• 28700 backwards is 00782
• The number of decimal digits it has is: 5
• The sum of 28700's digits is 17
• More coming soon!

The information we have on file for 28700 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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