Base | Representation |
---|---|
bin | 11011111100001001… |
… | …101011111001100001 |
3 | 2212102202200010112011 |
4 | 123330021223321201 |
5 | 442420022420223 |
6 | 21440520232521 |
7 | 2111301334525 |
oct | 337411537141 |
9 | 85382603464 |
10 | 30000201313 |
11 | 117a5371305 |
12 | 599300b741 |
13 | 2aa1435914 |
14 | 164849bd85 |
15 | ba8b6880d |
hex | 6fc26be61 |
30000201313 has 2 divisors, whose sum is σ = 30000201314. Its totient is φ = 30000201312.
The previous prime is 30000201311. The next prime is 30000201367. The reversal of 30000201313 is 31310200003.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 19396968529 + 10603232784 = 139273^2 + 102972^2 .
It is an emirp because it is prime and its reverse (31310200003) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 30000201313 - 21 = 30000201311 is a prime.
Together with 30000201311, it forms a pair of twin primes.
It is a junction number, because it is equal to n+sod(n) for n = 30000201293 and 30000201302.
It is not a weakly prime, because it can be changed into another prime (30000201311) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15000100656 + 15000100657.
It is an arithmetic number, because the mean of its divisors is an integer number (15000100657).
Almost surely, 230000201313 is an apocalyptic number.
It is an amenable number.
30000201313 is a deficient number, since it is larger than the sum of its proper divisors (1).
30000201313 is an equidigital number, since it uses as much as digits as its factorization.
30000201313 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 54, while the sum is 13.
Adding to 30000201313 its reverse (31310200003), we get a palindrome (61310401316).
The spelling of 30000201313 in words is "thirty billion, two hundred one thousand, three hundred thirteen".
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