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

bin | 1010000100101… |

… | …1101101000101 |

3 | 2221111200101120 |

4 | 2201023231011 |

5 | 41304100000 |

6 | 4105344153 |

7 | 1022100645 |

oct | 241135505 |

9 | 87450346 |

10 | 42253125 |

11 | 2193a442 |

12 | 12198059 |

13 | 89a5265 |

14 | 587c525 |

15 | 3a996a0 |

hex | 284bb45 |

42253125 has 24 divisors (see below), whose sum is σ = 70432992. Its totient is φ = 22530000.

The previous prime is 42253097. The next prime is 42253153. The reversal of 42253125 is 52135224.

Adding to 42253125 its reverse (52135224), we get a palindrome (94388349).

It is an interprime number because it is at equal distance from previous prime (42253097) and next prime (42253153).

It is not a de Polignac number, because 42253125 - 2^{13} = 42244933 is a prime.

It is a hoax number, since the sum of its digits (24) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to *n*+sod(*n*) for *n* = 42253095 and 42253104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7122 + ... + 11628.

It is an arithmetic number, because the mean of its divisors is an integer number (2934708).

Almost surely, 2^{42253125} is an apocalyptic number.

It is an amenable number.

42253125 is a deficient number, since it is larger than the sum of its proper divisors (28179867).

42253125 is an frugal number, since it uses more digits than its factorization.

42253125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4535 (or 4515 counting only the distinct ones).

The product of its digits is 2400, while the sum is 24.

The square root of 42253125 is about 6500.2403801706. The cubic root of 42253125 is about 348.2995752384.

The spelling of 42253125 in words is "forty-two million, two hundred fifty-three thousand, one hundred twenty-five".

Divisors: 1 3 5 15 25 75 125 375 625 1875 3125 4507 9375 13521 22535 67605 112675 338025 563375 1690125 2816875 8450625 14084375 42253125

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