Base | Representation |
---|---|
bin | 111001111001… |
… | …1001101101000 |
3 | 2010010021001110 |
4 | 1303303031220 |
5 | 30232400303 |
6 | 3002350320 |
7 | 516011262 |
oct | 163631550 |
9 | 63107043 |
10 | 30356328 |
11 | 16154182 |
12 | a1bb3a0 |
13 | 639b232 |
14 | 4062b32 |
15 | 29e9703 |
hex | 1cf3368 |
30356328 has 32 divisors (see below), whose sum is σ = 76606560. Its totient is φ = 10023360.
The previous prime is 30356327. The next prime is 30356329. The reversal of 30356328 is 82365303.
It is an interprime number because it is at equal distance from previous prime (30356327) and next prime (30356329).
It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 30356295 and 30356304.
It is not an unprimeable number, because it can be changed into a prime (30356327) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3343 + ... + 8478.
It is an arithmetic number, because the mean of its divisors is an integer number (2393955).
Almost surely, 230356328 is an apocalyptic number.
It is an amenable number.
30356328 is an abundant number, since it is smaller than the sum of its proper divisors (46250232).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30356328 is a wasteful number, since it uses less digits than its factorization.
30356328 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11937 (or 11933 counting only the distinct ones).
The product of its (nonzero) digits is 12960, while the sum is 30.
The square root of 30356328 is about 5509.6577026164. The cubic root of 30356328 is about 311.9486273076.
The spelling of 30356328 in words is "thirty million, three hundred fifty-six thousand, three hundred twenty-eight".
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