Base | Representation |
---|---|
bin | 111001111001… |
… | …0010110111100 |
3 | 2010010002020211 |
4 | 1303302112330 |
5 | 30232242303 |
6 | 3002322204 |
7 | 515665132 |
oct | 163622674 |
9 | 63102224 |
10 | 30352828 |
11 | 16151590 |
12 | a1b9364 |
13 | 639976c |
14 | 4061752 |
15 | 29e866d |
hex | 1cf25bc |
30352828 has 24 divisors (see below), whose sum is σ = 58101120. Its totient is φ = 13759920.
The previous prime is 30352811. The next prime is 30352853. The reversal of 30352828 is 82825303.
It is a self number, because there is not a number n which added to its sum of digits gives 30352828.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22353 + ... + 23671.
It is an arithmetic number, because the mean of its divisors is an integer number (2420880).
Almost surely, 230352828 is an apocalyptic number.
It is an amenable number.
30352828 is a deficient number, since it is larger than the sum of its proper divisors (27748292).
30352828 is a wasteful number, since it uses less digits than its factorization.
30352828 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1857 (or 1855 counting only the distinct ones).
The product of its (nonzero) digits is 11520, while the sum is 31.
The square root of 30352828 is about 5509.3400693731. The cubic root of 30352828 is about 311.9366379111.
The spelling of 30352828 in words is "thirty million, three hundred fifty-two thousand, eight hundred twenty-eight".
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