Base | Representation |
---|---|
bin | 111010100101… |
… | …0110110000000 |
3 | 2010210111102101 |
4 | 1311022312000 |
5 | 30330342024 |
6 | 3014200144 |
7 | 522034606 |
oct | 165126600 |
9 | 63714371 |
10 | 30715264 |
11 | 16379918 |
12 | a353054 |
13 | 6495718 |
14 | 4117876 |
15 | 2a6ac44 |
hex | 1d4ad80 |
30715264 has 16 divisors (see below), whose sum is σ = 61190820. Its totient is φ = 15357568.
The previous prime is 30715259. The next prime is 30715271. The reversal of 30715264 is 46251703.
It is a tau number, because it is divible by the number of its divisors (16).
It is a congruent number.
It is an unprimeable number.
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 as a sum of consecutive naturals, namely, 119854 + ... + 120109.
Almost surely, 230715264 is an apocalyptic number.
It is an amenable number.
30715264 is a deficient number, since it is larger than the sum of its proper divisors (30475556).
30715264 is an equidigital number, since it uses as much as digits as its factorization.
30715264 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 239977 (or 239965 counting only the distinct ones).
The product of its (nonzero) digits is 5040, while the sum is 28.
The square root of 30715264 is about 5542.1353285534. The cubic root of 30715264 is about 313.1733160105.
Adding to 30715264 its reverse (46251703), we get a palindrome (76966967).
The spelling of 30715264 in words is "thirty million, seven hundred fifteen thousand, two hundred sixty-four".
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