Base | Representation |
---|---|
bin | 111001010111… |
… | …0100011000011 |
3 | 2002120222020200 |
4 | 1302232203003 |
5 | 30144400300 |
6 | 2552340243 |
7 | 513430302 |
oct | 162564303 |
9 | 62528220 |
10 | 30075075 |
11 | 15a81938 |
12 | a0a4683 |
13 | 6300204 |
14 | 3dcc439 |
15 | 2991200 |
hex | 1cae8c3 |
30075075 has 36 divisors (see below), whose sum is σ = 54163200. Its totient is φ = 15952320.
The previous prime is 30075049. The next prime is 30075107. The reversal of 30075075 is 57057003.
It is not a de Polignac number, because 30075075 - 26 = 30075011 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 78334 + ... + 78716.
Almost surely, 230075075 is an apocalyptic number.
30075075 is a deficient number, since it is larger than the sum of its proper divisors (24088125).
30075075 is a wasteful number, since it uses less digits than its factorization.
30075075 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 748 (or 740 counting only the distinct ones).
The product of its (nonzero) digits is 3675, while the sum is 27.
The square root of 30075075 is about 5484.0746712641. The cubic root of 30075075 is about 310.9822296619.
The spelling of 30075075 in words is "thirty million, seventy-five thousand, seventy-five".
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