Base | Representation |
---|---|
bin | 1101111000010000010111… |
… | …01110000000011100101011 |
3 | 11000001201001121011002211211 |
4 | 12330020023232000130223 |
5 | 13000020414424341321 |
6 | 144524445123533551 |
7 | 6300004566302626 |
oct | 674101356003453 |
9 | 130051047132754 |
10 | 30520234215211 |
11 | 97a761660a964 |
12 | 350b03882a2b7 |
13 | 140507963b720 |
14 | 777289a22dbd |
15 | 37dd7bee00e1 |
hex | 1bc20bb8072b |
30520234215211 has 8 divisors (see below), whose sum is σ = 32868070573520. Its totient is φ = 28172415861792.
The previous prime is 30520234215157. The next prime is 30520234215217. The reversal of 30520234215211 is 11251243202503.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30520234215211 - 237 = 30382795261739 is a prime.
It is not an unprimeable number, because it can be changed into a prime (30520234215217) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 872241 + ... + 7861378.
It is an arithmetic number, because the mean of its divisors is an integer number (4108508821690).
Almost surely, 230520234215211 is an apocalyptic number.
30520234215211 is a deficient number, since it is larger than the sum of its proper divisors (2347836358309).
30520234215211 is a wasteful number, since it uses less digits than its factorization.
30520234215211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9002445.
The product of its (nonzero) digits is 14400, while the sum is 31.
Adding to 30520234215211 its reverse (11251243202503), we get a palindrome (41771477417714).
The spelling of 30520234215211 in words is "thirty trillion, five hundred twenty billion, two hundred thirty-four million, two hundred fifteen thousand, two hundred eleven".
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