Base | Representation |
---|---|
bin | 1101101001010100000011… |
… | …00101001100101100011010 |
3 | 10221020121211120100011112011 |
4 | 12310222001211030230122 |
5 | 12413112424234321132 |
6 | 143452535111540134 |
7 | 6214630601502163 |
oct | 664520145145432 |
9 | 127217746304464 |
10 | 30006815542042 |
11 | 9619901108729 |
12 | 344763198a64a |
13 | 1398827470171 |
14 | 75a4a260c76a |
15 | 37082d308b47 |
hex | 1b4a8194cb1a |
30006815542042 has 8 divisors (see below), whose sum is σ = 45258898580532. Its totient is φ = 14920516015200.
The previous prime is 30006815542009. The next prime is 30006815542061. The reversal of 30006815542042 is 24024551860003.
It can be written as a sum of positive squares in 2 ways, for example, as 17501178600481 + 12505636941561 = 4183441^2 + 3536331^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 30006815541986 and 30006815542004.
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, 41445877459 + ... + 41445878182.
Almost surely, 230006815542042 is an apocalyptic number.
30006815542042 is a deficient number, since it is larger than the sum of its proper divisors (15252083038490).
30006815542042 is a wasteful number, since it uses less digits than its factorization.
30006815542042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 82891755824.
The product of its (nonzero) digits is 230400, while the sum is 40.
The spelling of 30006815542042 in words is "thirty trillion, six billion, eight hundred fifteen million, five hundred forty-two thousand, forty-two".
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