Base | Representation |
---|---|
bin | 11100000010001111… |
… | …001010011001111111 |
3 | 2212200212210021222122 |
4 | 130002033022121333 |
5 | 443122142102122 |
6 | 21455004433155 |
7 | 2113651221263 |
oct | 340217123177 |
9 | 85625707878 |
10 | 30102300287 |
11 | 11847a66824 |
12 | 5a012487bb |
13 | 2ab9632907 |
14 | 1657c780a3 |
15 | bb2ad5142 |
hex | 7023ca67f |
30102300287 has 2 divisors, whose sum is σ = 30102300288. Its totient is φ = 30102300286.
The previous prime is 30102300227. The next prime is 30102300317. The reversal of 30102300287 is 78200320103.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 30102300287 - 26 = 30102300223 is a prime.
It is a super-2 number, since 2×301023002872 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30102300227) 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, 15051150143 + 15051150144.
It is an arithmetic number, because the mean of its divisors is an integer number (15051150144).
Almost surely, 230102300287 is an apocalyptic number.
30102300287 is a deficient number, since it is larger than the sum of its proper divisors (1).
30102300287 is an equidigital number, since it uses as much as digits as its factorization.
30102300287 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 2016, while the sum is 26.
The spelling of 30102300287 in words is "thirty billion, one hundred two million, three hundred thousand, two hundred eighty-seven".
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