Base | Representation |
---|---|
bin | 111001110011… |
… | …0101011101100 |
3 | 2010000122122120 |
4 | 1303212223230 |
5 | 30224230004 |
6 | 3001312540 |
7 | 515405532 |
oct | 163465354 |
9 | 63018576 |
10 | 30305004 |
11 | 16119664 |
12 | a195750 |
13 | 6380a72 |
14 | 404c152 |
15 | 29d93d9 |
hex | 1ce6aec |
30305004 has 12 divisors (see below), whose sum is σ = 70711704. Its totient is φ = 10101664.
The previous prime is 30304997. The next prime is 30305017. The reversal of 30305004 is 40050303.
It is a tau number, because it is divible by the number of its divisors (12).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1262697 + ... + 1262720.
It is an arithmetic number, because the mean of its divisors is an integer number (5892642).
Almost surely, 230305004 is an apocalyptic number.
It is an amenable number.
30305004 is an abundant number, since it is smaller than the sum of its proper divisors (40406700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30305004 is a wasteful number, since it uses less digits than its factorization.
30305004 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2525424 (or 2525422 counting only the distinct ones).
The product of its (nonzero) digits is 180, while the sum is 15.
The square root of 30305004 is about 5504.9980926427. The cubic root of 30305004 is about 311.7727223816.
Adding to 30305004 its reverse (40050303), we get a palindrome (70355307).
The spelling of 30305004 in words is "thirty million, three hundred five thousand, four".
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