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

bin | 11001001010101… |

… | …001001000010000 |

3 | 1002102111000101001 |

4 | 121022221020100 |

5 | 1331042022204 |

6 | 105521351344 |

7 | 13314545662 |

oct | 3112511020 |

9 | 1072430331 |

10 | 422220304 |

11 | 1a7372400 |

12 | b9498554 |

13 | 696214cc |

14 | 4010a532 |

15 | 271024a4 |

hex | 192a9210 |

422220304 has 45 divisors (see below), whose sum is σ = 901110511. Its totient is φ = 191507360.

The previous prime is 422220287. The next prime is 422220373. The reversal of 422220304 is 403022224.

The square root of 422220304 is 20548.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 903879 + ... + 904345.

Almost surely, 2^{422220304} is an apocalyptic number.

422220304 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

422220304 is the 20548-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422220304

422220304 is an abundant number, since it is smaller than the sum of its proper divisors (478890207).

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

422220304 is an equidigital number, since it uses as much as digits as its factorization.

422220304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 964 (or 480 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 19.

The cubic root of 422220304 is about 750.2045687897.

Adding to 422220304 its reverse (403022224), we get a palindrome (825242528).

The spelling of 422220304 in words is "four hundred twenty-two million, two hundred twenty thousand, three hundred four".

Divisors: 1 2 4 8 11 16 22 44 88 121 176 242 467 484 934 968 1868 1936 3736 5137 7472 10274 20548 41096 56507 82192 113014 218089 226028 436178 452056 872356 904112 1744712 2398979 3489424 4797958 9595916 19191832 26388769 38383664 52777538 105555076 211110152 422220304

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