Base | Representation |
---|---|
bin | 111001010110… |
… | …0011111101000 |
3 | 2002120112201011 |
4 | 1302230133220 |
5 | 30144113124 |
6 | 2552233304 |
7 | 513363625 |
oct | 162543750 |
9 | 62515634 |
10 | 30066664 |
11 | 15a76591 |
12 | a09b834 |
13 | 62c9434 |
14 | 3dc934c |
15 | 298d994 |
hex | 1cac7e8 |
30066664 has 16 divisors (see below), whose sum is σ = 59342400. Its totient is φ = 14242032.
The previous prime is 30066661. The next prime is 30066691. The reversal of 30066664 is 46666003.
It is not an unprimeable number, because it can be changed into a prime (30066661) 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, 98752 + ... + 99055.
It is an arithmetic number, because the mean of its divisors is an integer number (3708900).
Almost surely, 230066664 is an apocalyptic number.
It is an amenable number.
30066664 is a deficient number, since it is larger than the sum of its proper divisors (29275736).
30066664 is a wasteful number, since it uses less digits than its factorization.
30066664 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 197832 (or 197828 counting only the distinct ones).
The product of its (nonzero) digits is 15552, while the sum is 31.
The square root of 30066664 is about 5483.3077608320. The cubic root of 30066664 is about 310.9532364905.
The spelling of 30066664 in words is "thirty million, sixty-six thousand, six hundred sixty-four".
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