Base | Representation |
---|---|
bin | 111010011110… |
… | …1011011010011 |
3 | 2010200201000221 |
4 | 1310331123103 |
5 | 30322112212 |
6 | 3013053511 |
7 | 521415436 |
oct | 164753323 |
9 | 63621027 |
10 | 30660307 |
11 | 163415a7 |
12 | a327297 |
13 | 64766c2 |
14 | 410181d |
15 | 2a59807 |
hex | 1d3d6d3 |
30660307 has 2 divisors, whose sum is σ = 30660308. Its totient is φ = 30660306.
The previous prime is 30660269. The next prime is 30660313. The reversal of 30660307 is 70306603.
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 30660307 - 223 = 22271699 is a prime.
It is not a weakly prime, because it can be changed into another prime (30660347) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15330153 + 15330154.
It is an arithmetic number, because the mean of its divisors is an integer number (15330154).
Almost surely, 230660307 is an apocalyptic number.
30660307 is a deficient number, since it is larger than the sum of its proper divisors (1).
30660307 is an equidigital number, since it uses as much as digits as its factorization.
30660307 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2268, while the sum is 25.
The square root of 30660307 is about 5537.1750017495. The cubic root of 30660307 is about 312.9864236882.
The spelling of 30660307 in words is "thirty million, six hundred sixty thousand, three hundred seven".
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