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

bin | 10011000100101101000000 |

3 | 100102000201012 |

4 | 103010231000 |

5 | 2240000000 |

6 | 255100052 |

7 | 60333155 |

oct | 23045500 |

9 | 10360635 |

10 | 5000000 |

11 | 2905635 |

12 | 1811628 |

13 | 1060aa5 |

14 | 94222c |

15 | 68b735 |

hex | 4c4b40 |

5000000 has 56 divisors (see below), whose sum is σ = 12402312. Its totient is φ = 2000000.

The previous prime is 4999999. The next prime is 5000011. The reversal of 5000000 is 5.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 4 ways, for example, as 4946176 + 53824 = 2224^2 + 232^2 .

It is a Harshad number since it is a multiple of its sum of digits (5).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a nialpdrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 999998 + ... + 1000002.

Almost surely, 2^{5000000} is an apocalyptic number.

5000000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6201156).

5000000 is an abundant number, since it is smaller than the sum of its proper divisors (7402312).

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

5000000 is an frugal number, since it uses more digits than its factorization.

5000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47 (or 7 counting only the distinct ones).

The product of its (nonzero) digits is 5, while the sum is 5.

The square root of 5000000 is about 2236.0679774998. The cubic root of 5000000 is about 170.9975946677.

The spelling of 5000000 in words is "five million", and thus it is an aban number and an uban number.

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 125 160 200 250 320 400 500 625 800 1000 1250 1600 2000 2500 3125 4000 5000 6250 8000 10000 12500 15625 20000 25000 31250 40000 50000 62500 78125 100000 125000 156250 200000 250000 312500 500000 625000 1000000 1250000 2500000 5000000

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