# 142857

## 142,857 is an odd composite number composed of four prime numbers multiplied together.

What does the number 142857 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 32 divisors.

142857 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of thirty-two divisors.

## Prime factorization of 142857:

### 33 × 11 × 13 × 37

(3 × 3 × 3 × 11 × 13 × 37)

See below for interesting mathematical facts about the number 142857 from the Numbermatics database.

### Names of 142857

• Cardinal: 142857 can be written as One hundred forty-two thousand, eight hundred fifty-seven.

### Scientific notation

• Scientific notation: 1.42857 × 105

### Factors of 142857

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 64

### Divisors of 142857

• Number of divisors d(n): 32
• Complete list of divisors:
• Sum of all divisors σ(n): 255360
• Sum of proper divisors (its aliquot sum) s(n): 112503
• 142857 is a deficient number, because the sum of its proper divisors (112503) is less than itself. Its deficiency is 30354

### Bases of 142857

• Binary: 1000101110000010012
• Base-36: 3289

### Squares and roots of 142857

• 142857 squared (1428572) is 20408122449
• 142857 cubed (1428573) is 2915443148696793
• The square root of 142857 is 377.9642840271
• The cube root of 142857 is 52.2757784321

### Scales and comparisons

How big is 142857?
• 142,857 seconds is equal to 1 day, 15 hours, 40 minutes, 57 seconds.
• To count from 1 to 142,857 would take you about fifteen 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 142857 cubic inches would be around 4.4 feet tall.

### Recreational maths with 142857

• 142857 backwards is 758241
• 142857 is a Harshad number.
• The number of decimal digits it has is: 6
• The sum of 142857's digits is 27
• More coming soon!

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"Number 142857 - Facts about the integer". Numbermatics.com. 2023. Web. 22 March 2023.

APA style:
Numbermatics. (2023). Number 142857 - Facts about the integer. Retrieved 22 March 2023, from https://numbermatics.com/n/142857/

Chicago style:
Numbermatics. 2023. "Number 142857 - Facts about the integer". https://numbermatics.com/n/142857/

The information we have on file for 142857 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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