109
109 is a prime number. Like all primes greater than two, it is odd and has no factors apart from itself and one.
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 × 10^{2}
Factors of 109
Divisors of 109
Bases of 109
 Binary: 1101101_{2}
 Hexadecimal: 0x6D
 Base36: 31
Squares and roots of 109
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 fiftyfour 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 randomlychosen 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
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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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