Base | Representation |
---|---|
bin | 1101110010011101100000… |
… | …01101010100011101010101 |
3 | 10222100200010201020112220001 |
4 | 12321032300031110131111 |
5 | 12433240133342033044 |
6 | 144253200210411301 |
7 | 6246425610064645 |
oct | 671166015243525 |
9 | 128320121215801 |
10 | 30321130424149 |
11 | 9730134721804 |
12 | 3498531290b31 |
13 | 13bc368bb94c6 |
14 | 76b79c992525 |
15 | 378ac75992d4 |
hex | 1b93b0354755 |
30321130424149 has 4 divisors (see below), whose sum is σ = 30322260445036. Its totient is φ = 30320000403264.
The previous prime is 30321130424111. The next prime is 30321130424161. The reversal of 30321130424149 is 94142403112303.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 7549690428900 + 22771439995249 = 2747670^2 + 4771943^2 .
It is a cyclic number.
It is not a de Polignac number, because 30321130424149 - 27 = 30321130424021 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30321130421149) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 564970194 + ... + 565023859.
It is an arithmetic number, because the mean of its divisors is an integer number (7580565111259).
Almost surely, 230321130424149 is an apocalyptic number.
It is an amenable number.
30321130424149 is a deficient number, since it is larger than the sum of its proper divisors (1130020887).
30321130424149 is a wasteful number, since it uses less digits than its factorization.
30321130424149 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1130020886.
The product of its (nonzero) digits is 62208, while the sum is 37.
The spelling of 30321130424149 in words is "thirty trillion, three hundred twenty-one billion, one hundred thirty million, four hundred twenty-four thousand, one hundred forty-nine".
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