Base | Representation |
---|---|
bin | 111001110011… |
… | …1100001001011 |
3 | 2010000211100100 |
4 | 1303213201023 |
5 | 30224332202 |
6 | 3001340443 |
7 | 515421522 |
oct | 163474113 |
9 | 63024310 |
10 | 30308427 |
11 | 16121196 |
12 | a197723 |
13 | 63824a6 |
14 | 404d4b9 |
15 | 29da41c |
hex | 1ce784b |
30308427 has 6 divisors (see below), whose sum is σ = 43778852. Its totient is φ = 20205612.
The previous prime is 30308419. The next prime is 30308441. The reversal of 30308427 is 72480303.
It is not a de Polignac number, because 30308427 - 23 = 30308419 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 30308427.
It is not an unprimeable number, because it can be changed into a prime (30308417) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1683793 + ... + 1683810.
Almost surely, 230308427 is an apocalyptic number.
30308427 is a deficient number, since it is larger than the sum of its proper divisors (13470425).
30308427 is a wasteful number, since it uses less digits than its factorization.
30308427 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3367609 (or 3367606 counting only the distinct ones).
The product of its (nonzero) digits is 4032, while the sum is 27.
The square root of 30308427 is about 5505.3089831544. The cubic root of 30308427 is about 311.7844603535.
The spelling of 30308427 in words is "thirty million, three hundred eight thousand, four hundred twenty-seven".
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