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

bin | 110011000110011000… |

… | …011101101000000001 |

3 | 12020121211122120120021 |

4 | 303012120131220001 |

5 | 1344332141042441 |

6 | 41112253413441 |

7 | 3651451350424 |

oct | 630630355001 |

9 | 166554576507 |

10 | 54867909121 |

11 | 212a6560243 |

12 | a77319a281 |

13 | 523543021c |

14 | 29270499bb |

15 | 1661e083d1 |

hex | cc661da01 |

54867909121 has 3 divisors (see below), whose sum is σ = 54868143361. Its totient is φ = 54867674882.

The previous prime is 54867909113. The next prime is 54867909127. The reversal of 54867909121 is 12190976845.

The square root of 54867909121 is 234239.

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

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 54867909121 - 2^{3} = 54867909113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54867909127) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 117120 + ... + 351358.

Almost surely, 2^{54867909121} is an apocalyptic number.

54867909121 is the 234239-th square number.

54867909121 is the 117120-th centered octagonal number.

It is an amenable number.

54867909121 is a deficient number, since it is larger than the sum of its proper divisors (234240).

54867909121 is an frugal number, since it uses more digits than its factorization.

54867909121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468478 (or 234239 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 52.

The spelling of 54867909121 in words is "fifty-four billion, eight hundred sixty-seven million, nine hundred nine thousand, one hundred twenty-one".

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