Base | Representation |
---|---|
bin | 11100001111111000… |
… | …101111100001001011 |
3 | 2220021211200220001001 |
4 | 130033320233201023 |
5 | 444104303212021 |
6 | 21533425035431 |
7 | 2122431554521 |
oct | 341770574113 |
9 | 86254626031 |
10 | 30331304011 |
11 | 119552596a8 |
12 | 5a65a85b77 |
13 | 2b24c03588 |
14 | 167a44a311 |
15 | bc7c6d091 |
hex | 70fe2f84b |
30331304011 has 2 divisors, whose sum is σ = 30331304012. Its totient is φ = 30331304010.
The previous prime is 30331303997. The next prime is 30331304039. The reversal of 30331304011 is 11040313303.
It is a weak prime.
It is an emirp because it is prime and its reverse (11040313303) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 30331304011 - 25 = 30331303979 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 30331304011.
It is not a weakly prime, because it can be changed into another prime (30331304411) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15165652005 + 15165652006.
It is an arithmetic number, because the mean of its divisors is an integer number (15165652006).
Almost surely, 230331304011 is an apocalyptic number.
30331304011 is a deficient number, since it is larger than the sum of its proper divisors (1).
30331304011 is an equidigital number, since it uses as much as digits as its factorization.
30331304011 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 324, while the sum is 19.
Adding to 30331304011 its reverse (11040313303), we get a palindrome (41371617314).
The spelling of 30331304011 in words is "thirty billion, three hundred thirty-one million, three hundred four thousand, eleven".
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