# 138017723

## 138,017,723 is an odd composite number composed of two prime numbers multiplied together.

What does the number 138017723 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 4 divisors.

138017723 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of four divisors.

## Prime factorization of 138017723:

### 829 × 166487

See below for interesting mathematical facts about the number 138017723 from the Numbermatics database.

### Names of 138017723

• Cardinal: 138017723 can be written as One hundred thirty-eight million, seventeen thousand, seven hundred twenty-three.

### Scientific notation

• Scientific notation: 1.38017723 × 108

### Factors of 138017723

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 167316

### Divisors of 138017723

• Number of divisors d(n): 4
• Complete list of divisors:
• Sum of all divisors σ(n): 138185040
• Sum of proper divisors (its aliquot sum) s(n): 167317
• 138017723 is a deficient number, because the sum of its proper divisors (167317) is less than itself. Its deficiency is 137850406

### Bases of 138017723

• Binary: 10000011100111111011101110112
• Base-36: 2A675N

### Scales and comparisons

How big is 138017723?
• 138,017,723 seconds is equal to 4 years, 20 weeks, 1 day, 10 hours, 15 minutes, 23 seconds.
• To count from 1 to 138,017,723 would take you about six years!

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 138017723 cubic inches would be around 43.1 feet tall.

### Recreational maths with 138017723

• 138017723 backwards is 327710831
• The number of decimal digits it has is: 9
• The sum of 138017723's digits is 32
• More coming soon!

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The information we have on file for 138017723 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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