Base | Representation |
---|---|
bin | 110110000011… |
… | …0100111100011 |
3 | 1222022202022222 |
4 | 1230012213203 |
5 | 24223314114 |
6 | 2451221255 |
7 | 462605666 |
oct | 154064743 |
9 | 58282288 |
10 | 28338659 |
11 | 14aa6288 |
12 | 95a782b |
13 | 5b42a4b |
14 | 3a996dd |
15 | 274b98e |
hex | 1b069e3 |
28338659 has 2 divisors, whose sum is σ = 28338660. Its totient is φ = 28338658.
The previous prime is 28338641. The next prime is 28338683. The reversal of 28338659 is 95683382.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 28338659 - 28 = 28338403 is a prime.
It is a Sophie Germain prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (28338689) 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 as a sum of consecutive naturals, namely, 14169329 + 14169330.
It is an arithmetic number, because the mean of its divisors is an integer number (14169330).
Almost surely, 228338659 is an apocalyptic number.
28338659 is a deficient number, since it is larger than the sum of its proper divisors (1).
28338659 is an equidigital number, since it uses as much as digits as its factorization.
28338659 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 311040, while the sum is 44.
The square root of 28338659 is about 5323.4067099931. The cubic root of 28338659 is about 304.8782421821.
The spelling of 28338659 in words is "twenty-eight million, three hundred thirty-eight thousand, six hundred fifty-nine".
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