# 3942

## 3,942 is an even composite number composed of three prime numbers multiplied together.

What does the number 3942 look like?

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

3942 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 3942:

### 2 × 33 × 73

(2 × 3 × 3 × 3 × 73)

See below for interesting mathematical facts about the number 3942 from the Numbermatics database.

### Names of 3942

• Cardinal: 3942 can be written as Three thousand, nine hundred forty-two.

### Scientific notation

• Scientific notation: 3.942 × 103

### Factors of 3942

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 78

### Divisors of 3942

• Number of divisors d(n): 16
• Complete list of divisors:
• Sum of all divisors σ(n): 8880
• Sum of proper divisors (its aliquot sum) s(n): 4938
• 3942 is an abundant number, because the sum of its proper divisors (4938) is greater than itself. Its abundance is 996

### Bases of 3942

• Binary: 1111011001102
• Hexadecimal: 0xF66
• Base-36: 31I

### Squares and roots of 3942

• 3942 squared (39422) is 15539364
• 3942 cubed (39423) is 61256172888
• The square root of 3942 is 62.7853486095
• The cube root of 3942 is 15.7969122845

### Scales and comparisons

How big is 3942?
• 3,942 seconds is equal to 1 hour, 5 minutes, 42 seconds.
• To count from 1 to 3,942 would take you about five 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 3942 cubic inches would be around 1.3 feet tall.

### Recreational maths with 3942

• 3942 backwards is 2493
• 3942 is a Harshad number.
• The number of decimal digits it has is: 4
• The sum of 3942's digits is 18
• More coming soon!

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"Number 3942 - Facts about the integer". Numbermatics.com. 2021. Web. 9 December 2021.

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Numbermatics. (2021). Number 3942 - Facts about the integer. Retrieved 9 December 2021, from https://numbermatics.com/n/3942/

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The information we have on file for 3942 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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