Base | Representation |
---|---|
bin | 10000110010100111… |
… | …100000110100010111 |
3 | 1201112110220120021212 |
4 | 100302213200310113 |
5 | 243410421304043 |
6 | 12141001532035 |
7 | 1205530501562 |
oct | 206247406427 |
9 | 51473816255 |
10 | 18029088023 |
11 | 7711a4a751 |
12 | 35b1aa401b |
13 | 191427642b |
14 | c3063d4d9 |
15 | 707c02018 |
hex | 4329e0d17 |
18029088023 has 2 divisors, whose sum is σ = 18029088024. Its totient is φ = 18029088022.
The previous prime is 18029087971. The next prime is 18029088029. The reversal of 18029088023 is 32088092081.
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 18029088023 - 226 = 17961979159 is a prime.
It is a Sophie Germain prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (18029088029) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9014544011 + 9014544012.
It is an arithmetic number, because the mean of its divisors is an integer number (9014544012).
Almost surely, 218029088023 is an apocalyptic number.
18029088023 is a deficient number, since it is larger than the sum of its proper divisors (1).
18029088023 is an equidigital number, since it uses as much as digits as its factorization.
18029088023 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 55296, while the sum is 41.
The spelling of 18029088023 in words is "eighteen billion, twenty-nine million, eighty-eight thousand, twenty-three".
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