Base | Representation |
---|---|
bin | 11011111101110011… |
… | …110101011001110111 |
3 | 2212111201000211220002 |
4 | 123331303311121313 |
5 | 442444133340021 |
6 | 21443352501515 |
7 | 2112060010466 |
oct | 337563653167 |
9 | 85451024802 |
10 | 30028027511 |
11 | 1180a047569 |
12 | 59a03aa89b |
13 | 2aa7129321 |
14 | 164c0629dd |
15 | bab31350b |
hex | 6fdcf5677 |
30028027511 has 2 divisors, whose sum is σ = 30028027512. Its totient is φ = 30028027510.
The previous prime is 30028027489. The next prime is 30028027529. The reversal of 30028027511 is 11572082003.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-30028027511 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30028027531) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15014013755 + 15014013756.
It is an arithmetic number, because the mean of its divisors is an integer number (15014013756).
Almost surely, 230028027511 is an apocalyptic number.
30028027511 is a deficient number, since it is larger than the sum of its proper divisors (1).
30028027511 is an equidigital number, since it uses as much as digits as its factorization.
30028027511 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 3360, while the sum is 29.
The spelling of 30028027511 in words is "thirty billion, twenty-eight million, twenty-seven thousand, five hundred eleven".
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