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

bin | 1011111001110… |

… | …11111001010000 |

3 | 20221220102020022 |

4 | 11330323321100 |

5 | 201031010143 |

6 | 13524203012 |

7 | 2321540111 |

oct | 574737120 |

9 | 227812208 |

10 | 99860048 |

11 | 51406372 |

12 | 29539468 |

13 | 178c4bb2 |

14 | d396208 |

15 | 8b78268 |

hex | 5f3be50 |

99860048 has 40 divisors (see below), whose sum is σ = 204600000. Its totient is φ = 47084544.

The previous prime is 99860041. The next prime is 99860107. The reversal of 99860048 is 84006899.

It is a Cunningham number, because it is equal to 9993^{2}-1.

It is a junction number, because it is equal to *n*+sod(*n*) for *n* = 99859990 and 99860008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99860041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79328 + ... + 80576.

It is an arithmetic number, because the mean of its divisors is an integer number (5115000).

Almost surely, 2^{99860048} 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 99860048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102300000).

99860048 is an abundant number, since it is smaller than the sum of its proper divisors (104739952).

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

99860048 is a wasteful number, since it uses less digits than its factorization.

99860048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1539 (or 1533 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 44.

The square root of 99860048 is about 9992.9999499650. Note that the first 4 decimals coincide. The cubic root of 99860048 is about 463.9422490550.

The spelling of 99860048 in words is "ninety-nine million, eight hundred sixty thousand, forty-eight".

Divisors: 1 2 4 8 16 19 38 76 152 263 304 526 1052 1249 2104 2498 4208 4996 4997 9992 9994 19984 19988 23731 39976 47462 79952 94924 189848 328487 379696 656974 1313948 2627896 5255792 6241253 12482506 24965012 49930024 99860048

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