- 149 (number)
149 is the 35th
prime number, and with the next prime number, 151, is a twin prime, thus 149 is a Chen prime. 149 is a strong primein the sense that it is more than the arithmetic mean of its two neighboring primes. 149 is an Eisenstein primewith no imaginary part and a real part of the form .
Given 149, the
Mertens functionreturns 0. 149 is a tribonacci number.
149 is a
strictly non-palindromic number, meaning that it is not palindromic in any base from binary to base 147. However, in base 10, it is a full reptend prime, since the decimal expansion of 1/149 repeats 0067114093959731543624161073825503355704697986577181208053691275167785234899328859060402684563758389261744966442953020134228187919463087248322147651 infinitely.
In other fields
One hundred [and] forty-nine is also:
* The year AD
149or 149 BC.
* The number of the flagship Montblanc Meisterstück pen, Meisterstück 149.
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