# 8100

## 8,100 is an even composite number composed of three prime numbers multiplied together.

What does the number 8100 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 45 divisors.

8100 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of forty-five divisors.

## Prime factorization of 8100:

### 22 × 34 × 52

(2 × 2 × 3 × 3 × 3 × 3 × 5 × 5)

See below for interesting mathematical facts about the number 8100 from the Numbermatics database.

### Names of 8100

• Cardinal: 8100 can be written as Eight thousand, one hundred.

### Scientific notation

• Scientific notation: 8.1 × 103

### Factors of 8100

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 10

### Divisors of 8100

• Number of divisors d(n): 45
• Complete list of divisors:
• Sum of all divisors σ(n): 26257
• Sum of proper divisors (its aliquot sum) s(n): 18157
• 8100 is an abundant number, because the sum of its proper divisors (18157) is greater than itself. Its abundance is 10057

### Bases of 8100

• Binary: 11111101001002
• Hexadecimal: 0x1FA4
• Base-36: 690

### Squares and roots of 8100

• 8100 squared (81002) is 65610000
• 8100 cubed (81003) is 531441000000
• 8100 is a perfect square number. Its square root is 90
• The cube root of 8100 is 20.0829885025

### Scales and comparisons

How big is 8100?
• 8,100 seconds is equal to 2 hours, 15 minutes.
• To count from 1 to 8,100 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 8100 cubic inches would be around 1.7 feet tall.

### Recreational maths with 8100

• 8100 backwards is 0018
• 8100 is a Harshad number.
• The number of decimal digits it has is: 4
• The sum of 8100's digits is 9
• More coming soon!

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The information we have on file for 8100 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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