# 138969

## 138,969 is an odd composite number composed of two prime numbers multiplied together.

What does the number 138969 look like?

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

138969 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 138969:

### 33 × 5147

(3 × 3 × 3 × 5147)

See below for interesting mathematical facts about the number 138969 from the Numbermatics database.

### Names of 138969

• Cardinal: 138969 can be written as One hundred thirty-eight thousand, nine hundred sixty-nine.

### Scientific notation

• Scientific notation: 1.38969 × 105

### Factors of 138969

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 5150

### Divisors of 138969

• Number of divisors d(n): 8
• Complete list of divisors:
• Sum of all divisors σ(n): 205920
• Sum of proper divisors (its aliquot sum) s(n): 66951
• 138969 is a deficient number, because the sum of its proper divisors (66951) is less than itself. Its deficiency is 72018

### Bases of 138969

• Binary: 1000011110110110012
• Base-36: 2Z89

### Squares and roots of 138969

• 138969 squared (1389692) is 19312382961
• 138969 cubed (1389693) is 2683822547707209
• The square root of 138969 is 372.7854610899
• The cube root of 138969 is 51.7971634727

### Scales and comparisons

How big is 138969?
• 138,969 seconds is equal to 1 day, 14 hours, 36 minutes, 9 seconds.
• To count from 1 to 138,969 would take you about fourteen 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 138969 cubic inches would be around 4.3 feet tall.

### Recreational maths with 138969

• 138969 backwards is 969831
• The number of decimal digits it has is: 6
• The sum of 138969's digits is 36
• More coming soon!

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"Number 138969 - Facts about the integer". Numbermatics.com. 2023. Web. 3 June 2023.

APA style:
Numbermatics. (2023). Number 138969 - Facts about the integer. Retrieved 3 June 2023, from https://numbermatics.com/n/138969/

Chicago style:
Numbermatics. 2023. "Number 138969 - Facts about the integer". https://numbermatics.com/n/138969/

The information we have on file for 138969 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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