Base | Representation |
---|---|
bin | 110110000110… |
… | …1110010001100 |
3 | 1222101020121010 |
4 | 1230031302030 |
5 | 24230234022 |
6 | 2452005220 |
7 | 463060401 |
oct | 154156214 |
9 | 58336533 |
10 | 28368012 |
11 | 15016342 |
12 | 9600810 |
13 | 5b5320a |
14 | 3aa62a8 |
15 | 275550c |
hex | 1b0dc8c |
28368012 has 12 divisors (see below), whose sum is σ = 66192056. Its totient is φ = 9456000.
The previous prime is 28367981. The next prime is 28368029. The reversal of 28368012 is 21086382.
It is a tau number, because it is divible by the number of its divisors (12).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1181989 + ... + 1182012.
Almost surely, 228368012 is an apocalyptic number.
It is an amenable number.
28368012 is an abundant number, since it is smaller than the sum of its proper divisors (37824044).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28368012 is a wasteful number, since it uses less digits than its factorization.
28368012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2364008 (or 2364006 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 30.
The square root of 28368012 is about 5326.1629715960. The cubic root of 28368012 is about 304.9834694974.
The spelling of 28368012 in words is "twenty-eight million, three hundred sixty-eight thousand, twelve".
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