Base | Representation |
---|---|
bin | 111010001110… |
… | …1100010010011 |
3 | 2010110001212000 |
4 | 1310131202103 |
5 | 30303422213 |
6 | 3010205043 |
7 | 520332552 |
oct | 164354223 |
9 | 63401760 |
10 | 30529683 |
11 | 16262448 |
12 | a283783 |
13 | 642c102 |
14 | 40a9d99 |
15 | 2a30c73 |
hex | 1d1d893 |
30529683 has 16 divisors (see below), whose sum is σ = 45699360. Its totient is φ = 20141568.
The previous prime is 30529679. The next prime is 30529691. The reversal of 30529683 is 38692503.
It is not a de Polignac number, because 30529683 - 22 = 30529679 is a prime.
It is not an unprimeable number, because it can be changed into a prime (30529783) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 3210 + ... + 8447.
It is an arithmetic number, because the mean of its divisors is an integer number (2856210).
Almost surely, 230529683 is an apocalyptic number.
30529683 is a deficient number, since it is larger than the sum of its proper divisors (15169677).
30529683 is a wasteful number, since it uses less digits than its factorization.
30529683 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11763 (or 11757 counting only the distinct ones).
The product of its (nonzero) digits is 38880, while the sum is 36.
The square root of 30529683 is about 5525.3672276148. The cubic root of 30529683 is about 312.5413125116.
Subtracting 30529683 from its reverse (38692503), we obtain a triangular number (8162820 = T4040).
The spelling of 30529683 in words is "thirty million, five hundred twenty-nine thousand, six hundred eighty-three".
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