Base | Representation |
---|---|
bin | 11100100110001100… |
… | …011000101110111011 |
3 | 2221020220220200012100 |
4 | 130212030120232323 |
5 | 1000341110133230 |
6 | 22034514314443 |
7 | 2134624613454 |
oct | 344614305673 |
9 | 87226820170 |
10 | 30705552315 |
11 | 12027535a19 |
12 | 5b4b288a23 |
13 | 2b845c9789 |
14 | 16b402a12b |
15 | beaa46660 |
hex | 726318bbb |
30705552315 has 24 divisors (see below), whose sum is σ = 53234195040. Its totient is φ = 16372836864.
The previous prime is 30705552307. The next prime is 30705552323. The reversal of 30705552315 is 51325550703.
30705552315 is a `hidden beast` number, since 3 + 0 + 70 + 5 + 552 + 31 + 5 = 666.
It is an interprime number because it is at equal distance from previous prime (30705552307) and next prime (30705552323).
It is not a de Polignac number, because 30705552315 - 23 = 30705552307 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 30705552315.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 151051 + ... + 290219.
It is an arithmetic number, because the mean of its divisors is an integer number (2218091460).
Almost surely, 230705552315 is an apocalyptic number.
30705552315 is a deficient number, since it is larger than the sum of its proper divisors (22528642725).
30705552315 is a wasteful number, since it uses less digits than its factorization.
30705552315 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 144083 (or 144080 counting only the distinct ones).
The product of its (nonzero) digits is 78750, while the sum is 36.
The spelling of 30705552315 in words is "thirty billion, seven hundred five million, five hundred fifty-two thousand, three hundred fifteen".
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