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

bin | 100000110111111… |

… | …100011000000000 |

3 | 1102102210221100000 |

4 | 200313330120000 |

5 | 2112143124003 |

6 | 130421200000 |

7 | 16444660023 |

oct | 4067743000 |

9 | 1372727300 |

10 | 551536128 |

11 | 263367290 |

12 | 134860000 |

13 | 8a35a750 |

14 | 5336d1ba |

15 | 336481a3 |

hex | 20dfc600 |

551536128 has 480 divisors, whose sum is σ = 2001871872. Its totient is φ = 149299200.

The previous prime is 551536127. The next prime is 551536129. The reversal of 551536128 is 821635155.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (551536127) and next prime (551536129).

It is a Harshad number since it is a multiple of its sum of digits (36).

Its product of digits (36000) is a multiple of the sum of its prime divisors (60).

It is a junction number, because it is equal to *n*+sod(*n*) for *n* = 551536092 and 551536101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551536121) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 17791473 + ... + 17791503.

Almost surely, 2^{551536128} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 551536128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1000935936).

551536128 is an abundant number, since it is smaller than the sum of its proper divisors (1450335744).

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

551536128 is a wasteful number, since it uses less digits than its factorization.

551536128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88 (or 60 counting only the distinct ones).

The product of its digits is 36000, while the sum is 36.

The square root of 551536128 is about 23484.8063223864. The cubic root of 551536128 is about 820.0833387437.

The spelling of 551536128 in words is "five hundred fifty-one million, five hundred thirty-six thousand, one hundred twenty-eight".

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