# 947

## 947 is a prime number. Like all primes greater than two, it is odd and has no factors apart from itself and one.

What does the number 947 look like?

As a prime, it is not composed of any other numbers and has no internal structure.

947 is a prime number. Like all primes (except two), it is an odd number.

## Prime factorization of 947:

### 947

See below for interesting mathematical facts about the number 947 from the Numbermatics database.

### Names of 947

• Cardinal: 947 can be written as Nine hundred forty-seven.

### Scientific notation

• Scientific notation: 9.47 × 102

### Factors of 947

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 947

### Divisors of 947

• Number of divisors d(n): 2
• Complete list of divisors:
• Sum of all divisors σ(n): 948
• Sum of proper divisors (its aliquot sum) s(n): 1
• 947 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 946

### Bases of 947

• Binary: 11101100112
• Base-36: QB

### Squares and roots of 947

• 947 squared (9472) is 896809
• 947 cubed (9473) is 849278123
• The square root of 947 is 30.7733651069
• The cube root of 947 is 9.8201169441

### Scales and comparisons

How big is 947?
• 947 seconds is equal to 15 minutes, 47 seconds.
• To count from 1 to 947 would take you about seven minutes.

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 947 cubic inches would be around 0.8 feet tall.

### Recreational maths with 947

• 947 backwards is 749
• The number of decimal digits it has is: 3
• The sum of 947's digits is 20
• More coming soon!

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The information we have on file for 947 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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