Base | Representation |
---|---|

bin | 11011000100011… |

… | …111101010111000 |

3 | 1011122120212200121 |

4 | 123010133222320 |

5 | 1412231210003 |

6 | 113022143024 |

7 | 14153215516 |

oct | 3304375270 |

9 | 1148525617 |

10 | 454163128 |

11 | 2133aa531 |

12 | 108121a74 |

13 | 731268a3 |

14 | 444634b6 |

15 | 29d11cbd |

hex | 1b11fab8 |

454163128 has 16 divisors (see below), whose sum is σ = 854797680. Its totient is φ = 226217088.

The previous prime is 454163107. The next prime is 454163131. The reversal of 454163128 is 821361454.

It is a junction number, because it is equal to *n*+sod(*n*) for *n* = 454163093 and 454163102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105825 + ... + 110032.

It is an arithmetic number, because the mean of its divisors is an integer number (53424855).

Almost surely, 2^{454163128} is an apocalyptic number.

It is an amenable number.

454163128 is a deficient number, since it is larger than the sum of its proper divisors (400634552).

454163128 is a wasteful number, since it uses less digits than its factorization.

454163128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216126 (or 216122 counting only the distinct ones).

The product of its digits is 23040, while the sum is 34.

The square root of 454163128 is about 21311.1033970557. The cubic root of 454163128 is about 768.6653260519.

The spelling of 454163128 in words is "four hundred fifty-four million, one hundred sixty-three thousand, one hundred twenty-eight".

Divisors: 1 2 4 8 263 526 1052 2104 215857 431714 863428 1726856 56770391 113540782 227081564 454163128

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