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

bin | 110011110101000011… |

… | …101110010100001111 |

3 | 12022122102011210111222 |

4 | 303311003232110033 |

5 | 1402433124022430 |

6 | 41322110033555 |

7 | 4010040465056 |

oct | 636503562417 |

9 | 168572153458 |

10 | 55651001615 |

11 | 216685a3220 |

12 | a9514a88bb |

13 | 532b743471 |

14 | 299d05339d |

15 | 16aaa409e5 |

hex | cf50ee50f |

55651001615 has 16 divisors (see below), whose sum is σ = 76686549120. Its totient is φ = 38343273120.

The previous prime is 55651001573. The next prime is 55651001671. The reversal of 55651001615 is 51610015655.

It is not a de Polignac number, because 55651001615 - 2^{8} = 55651001359 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26626229 + ... + 26628318.

It is an arithmetic number, because the mean of its divisors is an integer number (4792909320).

Almost surely, 2^{55651001615} is an apocalyptic number.

55651001615 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55651001615 is a deficient number, since it is larger than the sum of its proper divisors (21035547505).

55651001615 is a wasteful number, since it uses less digits than its factorization.

55651001615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53254582.

The product of its (nonzero) digits is 22500, while the sum is 35.

The spelling of 55651001615 in words is "fifty-five billion, six hundred fifty-one million, one thousand, six hundred fifteen".

Divisors: 1 5 11 19 55 95 209 1045 53254547 266272735 585800017 1011836393 2929000085 5059181965 11130200323 55651001615

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