Base | Representation |
---|---|
bin | 11100100000100111… |
… | …110011001110110011 |
3 | 2221000102000120000222 |
4 | 130200213303032303 |
5 | 1000143142403233 |
6 | 22021335003255 |
7 | 2132411230235 |
oct | 344047631663 |
9 | 87012016028 |
10 | 30612075443 |
11 | 11a8979a404 |
12 | 5b23b0952b |
13 | 2b6b12b111 |
14 | 16a5856255 |
15 | be272e898 |
hex | 7209f33b3 |
30612075443 has 2 divisors, whose sum is σ = 30612075444. Its totient is φ = 30612075442.
The previous prime is 30612075401. The next prime is 30612075493. The reversal of 30612075443 is 34457021603.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-30612075443 is a prime.
It is not a weakly prime, because it can be changed into another prime (30612075493) by changing a digit.
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 as a sum of consecutive naturals, namely, 15306037721 + 15306037722.
It is an arithmetic number, because the mean of its divisors is an integer number (15306037722).
Almost surely, 230612075443 is an apocalyptic number.
30612075443 is a deficient number, since it is larger than the sum of its proper divisors (1).
30612075443 is an equidigital number, since it uses as much as digits as its factorization.
30612075443 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 60480, while the sum is 35.
The spelling of 30612075443 in words is "thirty billion, six hundred twelve million, seventy-five thousand, four hundred forty-three".
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