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

bin | 101111000100100101010 |

3 | 2220100211111 |

4 | 11320210222 |

5 | 343324232 |

6 | 53020534 |

7 | 16052626 |

oct | 5704452 |

9 | 2810744 |

10 | 1542442 |

11 | 963950 |

12 | 62474a |

13 | 4200b5 |

14 | 2c2186 |

15 | 207047 |

hex | 17892a |

1542442 has 8 divisors (see below), whose sum is σ = 2524032. Its totient is φ = 701100.

The previous prime is 1542433. The next prime is 1542451. The reversal of 1542442 is 2442451.

Adding to 1542442 its reverse (2442451), we get a palindrome (3984893).

Subtracting 1542442 from its reverse (2442451), we obtain a palindrome (900009).

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1542433) and next prime (1542451).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 70111 = 1542442 / (1 + 5 + 4 + 2 + 4 + 4 + 2).

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, 35034 + ... + 35077.

It is an arithmetic number, because the mean of its divisors is an integer number (315504).

2^{1542442} is an apocalyptic number.

1542442 is a deficient number, since it is larger than the sum of its proper divisors (981590).

1542442 is a wasteful number, since it uses less digits than its factorization.

1542442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70124.

The product of its digits is 1280, while the sum is 22.

The square root of 1542442 is about 1241.9508846971. The cubic root of 1542442 is about 115.5410422409.

The spelling of 1542442 in words is "one million, five hundred forty-two thousand, four hundred forty-two".

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