Base | Representation |
---|---|
bin | 1101110010001001001011… |
… | …11010001100101100011101 |
3 | 10222022121222100202211001211 |
4 | 12321010211322030230131 |
5 | 12433100312334034323 |
6 | 144244153431104421 |
7 | 6245561340641062 |
oct | 671044572145435 |
9 | 128277870684054 |
10 | 30310220221213 |
11 | 9726546146869 |
12 | 34963a7512111 |
13 | 13bb31a77261a |
14 | 76b0459b8c69 |
15 | 37868984670d |
hex | 1b9125e8cb1d |
30310220221213 has 16 divisors (see below), whose sum is σ = 31405293040896. Its totient is φ = 29234581516800.
The previous prime is 30310220221201. The next prime is 30310220221387. The reversal of 30310220221213 is 31212202201303.
It is a cyclic number.
It is not a de Polignac number, because 30310220221213 - 29 = 30310220220701 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 (30310220222213) 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 15 ways as a sum of consecutive naturals, for example, 442770 + ... + 7798492.
It is an arithmetic number, because the mean of its divisors is an integer number (1962830815056).
Almost surely, 230310220221213 is an apocalyptic number.
It is an amenable number.
30310220221213 is a deficient number, since it is larger than the sum of its proper divisors (1095072819683).
30310220221213 is a wasteful number, since it uses less digits than its factorization.
30310220221213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7357044.
The product of its (nonzero) digits is 864, while the sum is 22.
Adding to 30310220221213 its reverse (31212202201303), we get a palindrome (61522422422516).
The spelling of 30310220221213 in words is "thirty trillion, three hundred ten billion, two hundred twenty million, two hundred twenty-one thousand, two hundred thirteen".
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