Base | Representation |
---|---|
bin | 11100001110001001… |
… | …010110011100001111 |
3 | 2220012210202100012122 |
4 | 130032021112130033 |
5 | 444024314301221 |
6 | 21530503123155 |
7 | 2121625425344 |
oct | 341611263417 |
9 | 86183670178 |
10 | 30302103311 |
11 | 1193a824797 |
12 | 5a581434bb |
13 | 2b1bb4b35c |
14 | 16766087cb |
15 | bc5400eab |
hex | 70e25670f |
30302103311 has 4 divisors (see below), whose sum is σ = 31006803432. Its totient is φ = 29597403192.
The previous prime is 30302103283. The next prime is 30302103361. The reversal of 30302103311 is 11330120303.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11330120303 = 66103 ⋅171401.
It is a cyclic number.
It is not a de Polignac number, because 30302103311 - 234 = 13122234127 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 30302103311.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30302103361) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 352349996 + ... + 352350081.
It is an arithmetic number, because the mean of its divisors is an integer number (7751700858).
Almost surely, 230302103311 is an apocalyptic number.
30302103311 is a deficient number, since it is larger than the sum of its proper divisors (704700121).
30302103311 is an equidigital number, since it uses as much as digits as its factorization.
30302103311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 704700120.
The product of its (nonzero) digits is 162, while the sum is 17.
Adding to 30302103311 its reverse (11330120303), we get a palindrome (41632223614).
The spelling of 30302103311 in words is "thirty billion, three hundred two million, one hundred three thousand, three hundred eleven".
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