Base | Representation |
---|---|
bin | 110101100011… |
… | …0101100110111 |
3 | 1221211110012112 |
4 | 1223012230313 |
5 | 24141424410 |
6 | 2441441235 |
7 | 460435502 |
oct | 153065467 |
9 | 57743175 |
10 | 28076855 |
11 | 14937614 |
12 | 94a021b |
13 | 5a80831 |
14 | 3a2c139 |
15 | 26e9105 |
hex | 1ac6b37 |
28076855 has 8 divisors (see below), whose sum is σ = 34779264. Its totient is φ = 21736800.
The previous prime is 28076849. The next prime is 28076869. The reversal of 28076855 is 55867082.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 28076855 - 26 = 28076791 is a prime.
It is a Duffinian number.
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, 90416 + ... + 90725.
It is an arithmetic number, because the mean of its divisors is an integer number (4347408).
Almost surely, 228076855 is an apocalyptic number.
28076855 is a deficient number, since it is larger than the sum of its proper divisors (6702409).
28076855 is a wasteful number, since it uses less digits than its factorization.
28076855 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 181177.
The product of its (nonzero) digits is 134400, while the sum is 41.
The square root of 28076855 is about 5298.7597605477. The cubic root of 28076855 is about 303.9364731927.
The spelling of 28076855 in words is "twenty-eight million, seventy-six thousand, eight hundred fifty-five".
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