Base | Representation |
---|---|
bin | 1101101100011000101101… |
… | …11011101000011101101000 |
3 | 10221121201100221221212221101 |
4 | 12312030112323220131220 |
5 | 12421330144003140430 |
6 | 144013240142451144 |
7 | 6225356232400363 |
oct | 666142673503550 |
9 | 127551327855841 |
10 | 30112400443240 |
11 | 965a663026755 |
12 | 3463b99b93ab4 |
13 | 13a578304b76b |
14 | 76163b2a70da |
15 | 37345c9d3dca |
hex | 1b6316ee8768 |
30112400443240 has 64 divisors (see below), whose sum is σ = 70973771996160. Its totient is φ = 11476436336640.
The previous prime is 30112400443231. The next prime is 30112400443283. The reversal of 30112400443240 is 4234400421103.
It is a junction number, because it is equal to n+sod(n) for n = 30112400443199 and 30112400443208.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63442296 + ... + 63915175.
It is an arithmetic number, because the mean of its divisors is an integer number (1108965187440).
Almost surely, 230112400443240 is an apocalyptic number.
It is an amenable number.
30112400443240 is an abundant number, since it is smaller than the sum of its proper divisors (40861371552920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30112400443240 is a wasteful number, since it uses less digits than its factorization.
30112400443240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 127357762 (or 127357758 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 28.
Adding to 30112400443240 its reverse (4234400421103), we get a palindrome (34346800864343).
The spelling of 30112400443240 in words is "thirty trillion, one hundred twelve billion, four hundred million, four hundred forty-three thousand, two hundred forty".
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