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

bin | 10000000101000… |

… | …11010001000001 |

3 | 100101210221110000 |

4 | 20002203101001 |

5 | 234012331330 |

6 | 21215030213 |

7 | 3225342000 |

oct | 1002432101 |

9 | 311727400 |

10 | 134886465 |

11 | 6a15a21a |

12 | 3920b369 |

13 | 21c3999c |

14 | 13cb2c37 |

15 | bc96560 |

hex | 80a3441 |

134886465 has 80 divisors (see below), whose sum is σ = 282268800. Its totient is φ = 61598880.

The previous prime is 134886461. The next prime is 134886469. The reversal of 134886465 is 564688431.

It is an interprime number because it is at equal distance from previous prime (134886461) and next prime (134886469).

It is not a de Polignac number, because 134886465 - 2^{2} = 134886461 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

Together with 147382335 it forms an amicable pair .

It is a Curzon number.

It is a self number, because there is not a number *n* which added to its sum of digits gives 134886465.

It is not an unprimeable number, because it can be changed into a prime (134886461) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 138430 + ... + 139400.

It is an arithmetic number, because the mean of its divisors is an integer number (3528360).

Almost surely, 2^{134886465} is an apocalyptic number.

134886465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

134886465 is an abundant number, since it is smaller than the sum of its proper divisors (147382335).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134886465 is an frugal number, since it uses more digits than its factorization.

134886465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1009 (or 986 counting only the distinct ones).

The product of its digits is 552960, while the sum is 45.

The square root of 134886465 is about 11614.0632424660. The cubic root of 134886465 is about 512.8489346926.

The spelling of 134886465 in words is "one hundred thirty-four million, eight hundred eighty-six thousand, four hundred sixty-five".

Divisors: 1 3 5 7 9 15 21 27 35 45 49 63 81 105 135 147 189 245 315 343 405 441 567 735 945 971 1029 1323 1715 2205 2835 2913 3087 3969 4855 5145 6615 6797 8739 9261 14565 15435 19845 20391 26217 27783 33985 43695 46305 47579 61173 78651 101955 131085 138915 142737 183519 237895 305865 333053 393255 428211 550557 713685 917595 999159 1284633 1665265 2141055 2752785 2997477 3853899 4995795 6423165 8992431 14987385 19269495 26977293 44962155 134886465

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