Base | Representation |
---|---|
bin | 11100010000011110… |
… | …111011001011100011 |
3 | 2220022112112102010122 |
4 | 130100132323023203 |
5 | 444114334011001 |
6 | 21534423350455 |
7 | 2122612623134 |
oct | 342036731343 |
9 | 86275472118 |
10 | 30341313251 |
11 | 1195a9757a7 |
12 | 5a692b242b |
13 | 2b26cc93c2 |
14 | 167b8d3c8b |
15 | bc8a98b1b |
hex | 7107bb2e3 |
30341313251 has 2 divisors, whose sum is σ = 30341313252. Its totient is φ = 30341313250.
The previous prime is 30341313229. The next prime is 30341313263. The reversal of 30341313251 is 15231314303.
It is a strong prime.
It is an emirp because it is prime and its reverse (15231314303) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 30341313251 - 26 = 30341313187 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 30341313251.
It is not a weakly prime, because it can be changed into another prime (30341313151) 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, 15170656625 + 15170656626.
It is an arithmetic number, because the mean of its divisors is an integer number (15170656626).
Almost surely, 230341313251 is an apocalyptic number.
30341313251 is a deficient number, since it is larger than the sum of its proper divisors (1).
30341313251 is an equidigital number, since it uses as much as digits as its factorization.
30341313251 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 3240, while the sum is 26.
Adding to 30341313251 its reverse (15231314303), we get a palindrome (45572627554).
The spelling of 30341313251 in words is "thirty billion, three hundred forty-one million, three hundred thirteen thousand, two hundred fifty-one".
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