# 9947

## 9,947 is an odd composite number composed of two prime numbers multiplied together.

What does the number 9947 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 8 divisors.

9947 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of eight divisors.

## Prime factorization of 9947:

### 73 × 29

(7 × 7 × 7 × 29)

See below for interesting mathematical facts about the number 9947 from the Numbermatics database.

### Names of 9947

• Cardinal: 9947 can be written as Nine thousand, nine hundred forty-seven.

### Scientific notation

• Scientific notation: 9.947 × 103

### Factors of 9947

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 36

### Divisors of 9947

• Number of divisors d(n): 8
• Complete list of divisors:
• Sum of all divisors σ(n): 12000
• Sum of proper divisors (its aliquot sum) s(n): 2053
• 9947 is a deficient number, because the sum of its proper divisors (2053) is less than itself. Its deficiency is 7894

### Bases of 9947

• Binary: 100110110110112
• Base-36: 7OB

### Squares and roots of 9947

• 9947 squared (99472) is 98942809
• 9947 cubed (99473) is 984184121123
• The square root of 9947 is 99.7346479415
• The cube root of 9947 is 21.5062177799

### Scales and comparisons

How big is 9947?
• 9,947 seconds is equal to 2 hours, 45 minutes, 47 seconds.
• To count from 1 to 9,947 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 9947 cubic inches would be around 1.8 feet tall.

### Recreational maths with 9947

• 9947 backwards is 7499
• 9947 is a Harshad number.
• The number of decimal digits it has is: 4
• The sum of 9947's digits is 29
• More coming soon!

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Chicago style:
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The information we have on file for 9947 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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