Base | Representation |
---|---|
bin | 1101101111010101000100… |
… | …10000001100101111001101 |
3 | 10221222101101022020002022100 |
4 | 12313222202100030233031 |
5 | 12430004243130144113 |
6 | 144131522255105313 |
7 | 6235566146414451 |
oct | 667524220145715 |
9 | 127871338202270 |
10 | 30213522115533 |
11 | 9699534629849 |
12 | 347b6bb512239 |
13 | 13b217a059503 |
14 | 7664b12a8661 |
15 | 375dca435d73 |
hex | 1b7aa240cbcd |
30213522115533 has 6 divisors (see below), whose sum is σ = 43641754166894. Its totient is φ = 20142348077016.
The previous prime is 30213522115529. The next prime is 30213522115589. The reversal of 30213522115533 is 33551122531203.
30213522115533 is a `hidden beast` number, since 3 + 0 + 2 + 1 + 3 + 5 + 2 + 2 + 115 + 533 = 666.
It can be written as a sum of positive squares in only one way, i.e., 29981176907049 + 232345208484 = 5475507^2 + 482022^2 .
It is not a de Polignac number, because 30213522115533 - 22 = 30213522115529 is a prime.
It is a super-3 number, since 3×302135221155333 (a number of 41 digits) contains 333 as substring.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30213522115033) 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 5 ways as a sum of consecutive naturals, for example, 1678529006410 + ... + 1678529006427.
Almost surely, 230213522115533 is an apocalyptic number.
It is an amenable number.
30213522115533 is a deficient number, since it is larger than the sum of its proper divisors (13428232051361).
30213522115533 is a wasteful number, since it uses less digits than its factorization.
30213522115533 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3357058012843 (or 3357058012840 counting only the distinct ones).
The product of its (nonzero) digits is 81000, while the sum is 36.
Adding to 30213522115533 its reverse (33551122531203), we get a palindrome (63764644646736).
The spelling of 30213522115533 in words is "thirty trillion, two hundred thirteen billion, five hundred twenty-two million, one hundred fifteen thousand, five hundred thirty-three".
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