Base | Representation |
---|---|
bin | 111011000000… |
… | …0010000111011 |
3 | 2011012121120111 |
4 | 1312000100323 |
5 | 30404342300 |
6 | 3023005151 |
7 | 523635544 |
oct | 166002073 |
9 | 64177514 |
10 | 30934075 |
11 | 16509257 |
12 | a4397b7 |
13 | 65411b3 |
14 | 41734cb |
15 | 2ab09ba |
hex | 1d8043b |
30934075 has 6 divisors (see below), whose sum is σ = 38358284. Its totient is φ = 24747240.
The previous prime is 30934073. The next prime is 30934121. The reversal of 30934075 is 57043903.
It is not a de Polignac number, because 30934075 - 21 = 30934073 is a prime.
It is a super-2 number, since 2×309340752 = 1913833992211250, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30934073) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 618657 + ... + 618706.
Almost surely, 230934075 is an apocalyptic number.
30934075 is a deficient number, since it is larger than the sum of its proper divisors (7424209).
30934075 is a wasteful number, since it uses less digits than its factorization.
30934075 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1237373 (or 1237368 counting only the distinct ones).
The product of its (nonzero) digits is 11340, while the sum is 31.
The square root of 30934075 is about 5561.8409721962. The cubic root of 30934075 is about 313.9152238443.
Adding to 30934075 its reverse (57043903), we get a palindrome (87977978).
The spelling of 30934075 in words is "thirty million, nine hundred thirty-four thousand, seventy-five".
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