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

bin | 1110000100101111… |

… | …0110110111100101 |

3 | 100202021221100220111 |

4 | 3201023312313211 |

5 | 30214130410200 |

6 | 1422515133021 |

7 | 162423213364 |

oct | 34113666745 |

9 | 10667840814 |

10 | 3777981925 |

11 | 1669632813 |

12 | 8952a4171 |

13 | 482928583 |

14 | 27ba7d7db |

15 | 171a1c0ba |

hex | e12f6de5 |

3777981925 has 12 divisors (see below), whose sum is σ = 4687043140. Its totient is φ = 3020872320.

The previous prime is 3777981913. The next prime is 3777981943. The reversal of 3777981925 is 5291897773.

3777981925 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 764301316 + 3013680609 = 27646^2 + 54897^2 .

It is not a de Polignac number, because 3777981925 - 2^{19} = 3777457637 is a prime.

It is a self number, because there is not a number *n* which added to its sum of digits gives 3777981925.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14521 + ... + 88129.

Almost surely, 2^{3777981925} is an apocalyptic number.

It is an amenable number.

3777981925 is a deficient number, since it is larger than the sum of its proper divisors (909061215).

3777981925 is a wasteful number, since it uses less digits than its factorization.

3777981925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75672 (or 75667 counting only the distinct ones).

The product of its digits is 6667920, while the sum is 58.

The square root of 3777981925 is about 61465.2904084899. The cubic root of 3777981925 is about 1557.4709631503.

The spelling of 3777981925 in words is "three billion, seven hundred seventy-seven million, nine hundred eighty-one thousand, nine hundred twenty-five".

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