Base | Representation |
---|---|
bin | 111001111000… |
… | …0101100101100 |
3 | 2010002201220222 |
4 | 1303300230230 |
5 | 30232033103 |
6 | 3002230512 |
7 | 515636246 |
oct | 163605454 |
9 | 63081828 |
10 | 30346028 |
11 | 16147469 |
12 | a1b5438 |
13 | 639663b |
14 | 405d096 |
15 | 29e6638 |
hex | 1cf0b2c |
30346028 has 6 divisors (see below), whose sum is σ = 53105556. Its totient is φ = 15173012.
The previous prime is 30346013. The next prime is 30346081. The reversal of 30346028 is 82064303.
It is a junction number, because it is equal to n+sod(n) for n = 30345988 and 30346006.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3793250 + ... + 3793257.
It is an arithmetic number, because the mean of its divisors is an integer number (8850926).
Almost surely, 230346028 is an apocalyptic number.
It is an amenable number.
30346028 is a deficient number, since it is larger than the sum of its proper divisors (22759528).
30346028 is a wasteful number, since it uses less digits than its factorization.
30346028 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7586511 (or 7586509 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 26.
The square root of 30346028 is about 5508.7229009998. The cubic root of 30346028 is about 311.9133415913.
The spelling of 30346028 in words is "thirty million, three hundred forty-six thousand, twenty-eight".
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