Base | Representation |
---|---|
bin | 110110010011… |
… | …1101010110001 |
3 | 1222120122000211 |
4 | 1230213222301 |
5 | 24242132113 |
6 | 2454144121 |
7 | 464011450 |
oct | 154475261 |
9 | 58518024 |
10 | 28474033 |
11 | 15088a65 |
12 | 9652041 |
13 | 5b8c553 |
14 | 3ad2b97 |
15 | 2776b3d |
hex | 1b27ab1 |
28474033 has 8 divisors (see below), whose sum is σ = 32655168. Its totient is φ = 24321264.
The previous prime is 28474013. The next prime is 28474087. The reversal of 28474033 is 33047482.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 28474033 - 213 = 28465841 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 28473986 and 28474004.
It is not an unprimeable number, because it can be changed into a prime (28474003) 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, 4891 + ... + 8992.
It is an arithmetic number, because the mean of its divisors is an integer number (4081896).
Almost surely, 228474033 is an apocalyptic number.
It is an amenable number.
28474033 is a deficient number, since it is larger than the sum of its proper divisors (4181135).
28474033 is a wasteful number, since it uses less digits than its factorization.
28474033 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14183.
The product of its (nonzero) digits is 16128, while the sum is 31.
The square root of 28474033 is about 5336.1065394162. The cubic root of 28474033 is about 305.3629397959.
The spelling of 28474033 in words is "twenty-eight million, four hundred seventy-four thousand, thirty-three".
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