Base | Representation |
---|---|
bin | 111001111000… |
… | …0011011100001 |
3 | 2010002200102021 |
4 | 1303300123201 |
5 | 30232014204 |
6 | 3002221441 |
7 | 515633116 |
oct | 163603341 |
9 | 63080367 |
10 | 30344929 |
11 | 1614665a |
12 | a1b4881 |
13 | 6395ca4 |
14 | 405c90d |
15 | 29e6154 |
hex | 1cf06e1 |
30344929 has 2 divisors, whose sum is σ = 30344930. Its totient is φ = 30344928.
The previous prime is 30344911. The next prime is 30344953. The reversal of 30344929 is 92944303.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 29680704 + 664225 = 5448^2 + 815^2 .
It is a cyclic number.
It is not a de Polignac number, because 30344929 - 213 = 30336737 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 30344894 and 30344903.
It is not a weakly prime, because it can be changed into another prime (30344969) 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 as a sum of consecutive naturals, namely, 15172464 + 15172465.
It is an arithmetic number, because the mean of its divisors is an integer number (15172465).
Almost surely, 230344929 is an apocalyptic number.
It is an amenable number.
30344929 is a deficient number, since it is larger than the sum of its proper divisors (1).
30344929 is an equidigital number, since it uses as much as digits as its factorization.
30344929 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 23328, while the sum is 34.
The square root of 30344929 is about 5508.6231492089. The cubic root of 30344929 is about 311.9095761682.
The spelling of 30344929 in words is "thirty million, three hundred forty-four thousand, nine hundred twenty-nine".
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