151 (number)
151 is a natural number. It is equal to 100 + 50 + 1.
| Template:Numbers 100-200 | |
| Cardinal | One hundred [and] fifty-one |
| Ordinal | 151st |
| Factorization | prime number |
| Roman numeral | CLI |
| Binary | 10010111 |
| Hexadecimal | 97 |
It is the 36th prime number, the previous is 149, with which it comprises a twin prime. 151 is also a palindromic prime. 151 is a centered decagonal number.
One hundred fifty-one is also:
- The total number of types of Pokémon in the original set, counting Mewtwo and Mew.
- There are many Route 151's in the United States, for example, New York State Highway 151 is a route southeast of Albany, New York.
This article is about the number. For the year, see 151 AD.