Base | Representation |
---|---|
bin | 1101101111010000111011… |
… | …11011111001111100111001 |
3 | 10221222011122121001212001210 |
4 | 12313220131323321330321 |
5 | 12424440221331000233 |
6 | 144130514114433333 |
7 | 6235460142443016 |
oct | 667503573717471 |
9 | 127864577055053 |
10 | 30211302203193 |
11 | 96985a5539851 |
12 | 347b19bb92849 |
13 | 13b1bb5175607 |
14 | 76634052670d |
15 | 375cea5d4163 |
hex | 1b7a1def9f39 |
30211302203193 has 16 divisors (see below), whose sum is σ = 40509398603520. Its totient is φ = 20027350124496.
The previous prime is 30211302203183. The next prime is 30211302203279. The reversal of 30211302203193 is 39130220311203.
It is not a de Polignac number, because 30211302203193 - 216 = 30211302137657 is a prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 30211302203193.
It is not an unprimeable number, because it can be changed into a prime (30211302203183) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38758155 + ... + 39529952.
It is an arithmetic number, because the mean of its divisors is an integer number (2531837412720).
Almost surely, 230211302203193 is an apocalyptic number.
It is an amenable number.
30211302203193 is a deficient number, since it is larger than the sum of its proper divisors (10298096400327).
30211302203193 is a wasteful number, since it uses less digits than its factorization.
30211302203193 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 78288836.
The product of its (nonzero) digits is 5832, while the sum is 30.
Adding to 30211302203193 its reverse (39130220311203), we get a palindrome (69341522514396).
The spelling of 30211302203193 in words is "thirty trillion, two hundred eleven billion, three hundred two million, two hundred three thousand, one hundred ninety-three".
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