Base | Representation |
---|---|
bin | 11100001101010110… |
… | …010010000001010011 |
3 | 2220011212120012002002 |
4 | 130031112102001103 |
5 | 444012402401414 |
6 | 21525304144215 |
7 | 2121403560023 |
oct | 341526220123 |
9 | 86155505062 |
10 | 30288715859 |
11 | 11933210586 |
12 | 5a5376806b |
13 | 2b1914199c |
14 | 1674921a83 |
15 | bc41594de |
hex | 70d592053 |
30288715859 has 2 divisors, whose sum is σ = 30288715860. Its totient is φ = 30288715858.
The previous prime is 30288715823. The next prime is 30288715871. The reversal of 30288715859 is 95851788203.
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 30288715859 - 212 = 30288711763 is a prime.
It is not a weakly prime, because it can be changed into another prime (30288715559) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15144357929 + 15144357930.
It is an arithmetic number, because the mean of its divisors is an integer number (15144357930).
Almost surely, 230288715859 is an apocalyptic number.
30288715859 is a deficient number, since it is larger than the sum of its proper divisors (1).
30288715859 is an equidigital number, since it uses as much as digits as its factorization.
30288715859 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 4838400, while the sum is 56.
The spelling of 30288715859 in words is "thirty billion, two hundred eighty-eight million, seven hundred fifteen thousand, eight hundred fifty-nine".
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