Base | Representation |
---|---|
bin | 1101101100101001000111… |
… | …00011010101011001110001 |
3 | 10221122120002100211222210102 |
4 | 12312110203203111121301 |
5 | 12422001210220041423 |
6 | 144021253401042145 |
7 | 6226120316344520 |
oct | 666244343253161 |
9 | 127576070758712 |
10 | 30121202112113 |
11 | 966336a374862 |
12 | 3465835786355 |
13 | 13a65566aa258 |
14 | 761c342124b7 |
15 | 3737c5585c28 |
hex | 1b65238d5671 |
30121202112113 has 32 divisors (see below), whose sum is σ = 35645748019200. Its totient is φ = 24903766875456.
The previous prime is 30121202112073. The next prime is 30121202112139. The reversal of 30121202112113 is 31121120212103.
It is not a de Polignac number, because 30121202112113 - 26 = 30121202112049 is a prime.
It is not an unprimeable number, because it can be changed into a prime (30121202111113) 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 31 ways as a sum of consecutive naturals, for example, 2623106870 + ... + 2623118352.
It is an arithmetic number, because the mean of its divisors is an integer number (1113929625600).
Almost surely, 230121202112113 is an apocalyptic number.
It is an amenable number.
30121202112113 is a deficient number, since it is larger than the sum of its proper divisors (5524545907087).
30121202112113 is a wasteful number, since it uses less digits than its factorization.
30121202112113 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22901.
The product of its (nonzero) digits is 144, while the sum is 20.
Adding to 30121202112113 its reverse (31121120212103), we get a palindrome (61242322324216).
The spelling of 30121202112113 in words is "thirty trillion, one hundred twenty-one billion, two hundred two million, one hundred twelve thousand, one hundred thirteen".
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