# Compare 257 vs 353

Property | 257 | 353 |
---|---|---|

Type | prime | prime |

Unique factors | 1 | 1 |

Total factors | 1 | 1 |

Prime factorization | 257^{1} | 353^{1} |

Prime factorization | 257 | 353 |

Divisors count | 2 | 2 |

Divisors | 1, 257 | 1, 353 |

Number of properties | 16 | 14 |

Additive primes | 41st | |

Chen primes | 42nd | 52nd |

Cousin primes (2nd member) | 20th | |

Fermat primes | 4th | |

Good primes | 20th | |

Isolated primes | 22nd | 30th |

Left-truncatable primes | 27th | |

Long primes | 21st | |

Palindromic primes | 12th | |

Pierpont primes | 14th | |

Primes | 55th | 71st |

Prime triplets (3rd member) | 20th | |

Proth primes | 10th | 11th |

Pythagorean primes | 25th | 34th |

Quartan primes | 4th | |

Sexy primes (1st member) | 31st | 39th |

Sexy primes (2nd member) | 30th | 38th |

Sexy prime quadrupletss (2nd member) | 5th | |

Sexy prime triplets (1st member) | 16th | |

Sexy prime triplets (2nd member) | 15th | 18th |

Solinas primes | 31st | |

Super primes | 20th | |

Roman numberals | CCLVII | CCCLIII |

Base 2 | 100000001_{2} | 101100001_{2} |

Base 3 | 100112_{3} | 111002_{3} |

Base 4 | 10001_{4} | 11201_{4} |

Base 5 | 2012_{5} | 2403_{5} |

Base 6 | 1105_{6} | 1345_{6} |

Base 7 | 515_{7} | 1013_{7} |

Base 8 | 401_{8} | 541_{8} |

Base 9 | 315_{9} | 432_{9} |

Base 10 | 257_{10} | 353_{10} |

Base 11 | 214_{11} | 2a1_{11} |

Base 12 | 195_{12} | 255_{12} |

Base 13 | 16a_{13} | 212_{13} |

Base 14 | 145_{14} | 1b3_{14} |

Base 15 | 122_{15} | 188_{15} |

Base 16 | 101_{16} | 161_{16} |