149 (number)
149 is the natural number between 148 and 150. It is also a prime number.
| Template:Numbers 100-200 | |
| Ordinal | One hundred [and] forty-nine |
| Cardinal | 149th |
| Factorization | prime number |
| Roman numerals | CXLIX |
| Binary | 10010111 |
In mathematics
149 is the 35th prime number, and with the next prime number, 151, is a twin prime. Given 149, the Mertens function returns 0. 149 is a tribonacci number. 149 is a strictly non-palindromic number, it is not palindromic in any base from base 2 to base 147.
One hundred forty-nine is also:
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