Base | Representation |
---|---|
bin | 1101101100011000001100… |
… | …01110010000001110001100 |
3 | 10221121200122102110120210022 |
4 | 12312030012032100032030 |
5 | 12421324110222041022 |
6 | 144013152250201312 |
7 | 6225346256540231 |
oct | 666140616201614 |
9 | 127550572416708 |
10 | 30112120112012 |
11 | 965a529866754 |
12 | 3463b20123238 |
13 | 13a5739c493b3 |
14 | 761611d73788 |
15 | 3734430acc42 |
hex | 1b630639038c |
30112120112012 has 24 divisors (see below), whose sum is σ = 55469894188800. Its totient is φ = 14263584608016.
The previous prime is 30112120111987. The next prime is 30112120112051. The reversal of 30112120112012 is 21021102121103.
It is a happy number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28335689 + ... + 29379167.
It is an arithmetic number, because the mean of its divisors is an integer number (2311245591200).
Almost surely, 230112120112012 is an apocalyptic number.
It is an amenable number.
30112120112012 is a deficient number, since it is larger than the sum of its proper divisors (25357774076788).
30112120112012 is a wasteful number, since it uses less digits than its factorization.
30112120112012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1423205 (or 1423203 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 17.
Adding to 30112120112012 its reverse (21021102121103), we get a palindrome (51133222233115).
The spelling of 30112120112012 in words is "thirty trillion, one hundred twelve billion, one hundred twenty million, one hundred twelve thousand, twelve".
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