Base | Representation |
---|---|
bin | 110110110110… |
… | …0011000001011 |
3 | 2000002221002022 |
4 | 1231230120023 |
5 | 24330133332 |
6 | 2504155055 |
7 | 466263116 |
oct | 155543013 |
9 | 60087068 |
10 | 28755467 |
11 | 15260454 |
12 | 9768a8b |
13 | 5c5a690 |
14 | 3b6757d |
15 | 27d0212 |
hex | 1b6c60b |
28755467 has 8 divisors (see below), whose sum is σ = 31213056. Its totient is φ = 26332992.
The previous prime is 28755457. The next prime is 28755469. The reversal of 28755467 is 76455782.
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 28755467 - 26 = 28755403 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (28755469) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7058 + ... + 10359.
It is an arithmetic number, because the mean of its divisors is an integer number (3901632).
Almost surely, 228755467 is an apocalyptic number.
28755467 is a deficient number, since it is larger than the sum of its proper divisors (2457589).
28755467 is a wasteful number, since it uses less digits than its factorization.
28755467 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17557.
The product of its digits is 470400, while the sum is 44.
The square root of 28755467 is about 5362.4124235273. The cubic root of 28755467 is about 306.3657004453.
The spelling of 28755467 in words is "twenty-eight million, seven hundred fifty-five thousand, four hundred sixty-seven".
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