# 109

## 109 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 109 look like?

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

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

## Prime factorization of 109:

### 109

See below for interesting mathematical facts about the number 109 from the Numbermatics database.

### Names of 109

• Cardinal: 109 can be written as One hundred nine.

### Scientific notation

• Scientific notation: 1.09 × 102

### Factors of 109

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 109

### Divisors of 109

• Number of divisors d(n): 2
• Complete list of divisors:
• Sum of all divisors σ(n): 110
• Sum of proper divisors (its aliquot sum) s(n): 1
• 109 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 108

### Bases of 109

• Binary: 11011012
• Base-36: 31

### Squares and roots of 109

• 109 squared (1092) is 11881
• 109 cubed (1093) is 1295029
• The square root of 109 is 10.4403065089
• The cube root of 109 is 4.7768561811

### Scales and comparisons

How big is 109?
• 109 seconds is equal to 1 minute, 49 seconds.
• To count from 1 to 109 would take you about fifty-four seconds.

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 109 cubic inches would be around 0.4 feet tall.

### Recreational maths with 109

• 109 backwards is 901
• The number of decimal digits it has is: 3
• The sum of 109's digits is 10
• More coming soon!

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"Number 109 - Facts about the integer". Numbermatics.com. 2022. Web. 3 July 2022.

APA style:
Numbermatics. (2022). Number 109 - Facts about the integer. Retrieved 3 July 2022, from https://numbermatics.com/n/109/

Chicago style:
Numbermatics. 2022. "Number 109 - Facts about the integer". https://numbermatics.com/n/109/

The information we have on file for 109 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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