Base | Representation |
---|---|
bin | 110110110110… |
… | …1100101111011 |
3 | 2000010011220121 |
4 | 1231231211323 |
5 | 24330313233 |
6 | 2504234111 |
7 | 466313455 |
oct | 155554573 |
9 | 60104817 |
10 | 28760443 |
11 | 15264168 |
12 | 976b937 |
13 | 5c5ca1a |
14 | 3b692d5 |
15 | 27d192d |
hex | 1b6d97b |
28760443 has 2 divisors, whose sum is σ = 28760444. Its totient is φ = 28760442.
The previous prime is 28760437. The next prime is 28760449. The reversal of 28760443 is 34406782.
It is a balanced prime because it is at equal distance from previous prime (28760437) and next prime (28760449).
It is a cyclic number.
It is not a de Polignac number, because 28760443 - 25 = 28760411 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 28760399 and 28760408.
It is not a weakly prime, because it can be changed into another prime (28760449) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14380221 + 14380222.
It is an arithmetic number, because the mean of its divisors is an integer number (14380222).
Almost surely, 228760443 is an apocalyptic number.
28760443 is a deficient number, since it is larger than the sum of its proper divisors (1).
28760443 is an equidigital number, since it uses as much as digits as its factorization.
28760443 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 32256, while the sum is 34.
The square root of 28760443 is about 5362.8763737383. The cubic root of 28760443 is about 306.3833711466.
The spelling of 28760443 in words is "twenty-eight million, seven hundred sixty thousand, four hundred forty-three".
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