Base | Representation |
---|---|
bin | 111001111000… |
… | …0100001011010 |
3 | 2010002200221020 |
4 | 1303300201122 |
5 | 30232022211 |
6 | 3002223310 |
7 | 515634165 |
oct | 163604132 |
9 | 63080836 |
10 | 30345306 |
11 | 16146972 |
12 | a1b4b36 |
13 | 6396204 |
14 | 405cadc |
15 | 29e6306 |
hex | 1cf085a |
30345306 has 16 divisors (see below), whose sum is σ = 64260864. Its totient is φ = 9520064.
The previous prime is 30345269. The next prime is 30345313. The reversal of 30345306 is 60354303.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148650 + ... + 148853.
It is an arithmetic number, because the mean of its divisors is an integer number (4016304).
Almost surely, 230345306 is an apocalyptic number.
30345306 is an abundant number, since it is smaller than the sum of its proper divisors (33915558).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30345306 is a wasteful number, since it uses less digits than its factorization.
30345306 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 297525.
The product of its (nonzero) digits is 3240, while the sum is 24.
The square root of 30345306 is about 5508.6573681797. The cubic root of 30345306 is about 311.9108678659.
Adding to 30345306 its reverse (60354303), we get a palindrome (90699609).
The spelling of 30345306 in words is "thirty million, three hundred forty-five thousand, three hundred six".
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