Base | Representation |
---|---|
bin | 111001110100… |
… | …0110001100000 |
3 | 2010001002101202 |
4 | 1303220301200 |
5 | 30230013233 |
6 | 3001420332 |
7 | 515442515 |
oct | 163506140 |
9 | 63032352 |
10 | 30313568 |
11 | 1612503a |
12 | a19a6a8 |
13 | 638492c |
14 | 405130c |
15 | 29dbbe8 |
hex | 1ce8c60 |
30313568 has 12 divisors (see below), whose sum is σ = 59679900. Its totient is φ = 15156768.
The previous prime is 30313529. The next prime is 30313583. The reversal of 30313568 is 86531303.
It is a self number, because there is not a number n which added to its sum of digits gives 30313568.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 473618 + ... + 473681.
It is an arithmetic number, because the mean of its divisors is an integer number (4973325).
Almost surely, 230313568 is an apocalyptic number.
It is an amenable number.
30313568 is a deficient number, since it is larger than the sum of its proper divisors (29366332).
30313568 is an equidigital number, since it uses as much as digits as its factorization.
30313568 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 947309 (or 947301 counting only the distinct ones).
The product of its (nonzero) digits is 6480, while the sum is 29.
The square root of 30313568 is about 5505.7758762957. The cubic root of 30313568 is about 311.8020879404.
The spelling of 30313568 in words is "thirty million, three hundred thirteen thousand, five hundred sixty-eight".
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