Base | Representation |
---|---|
bin | 110000111011… |
… | …111110001111 |
3 | 220010202110211 |
4 | 300323332033 |
5 | 11241003214 |
6 | 1134543251 |
7 | 214020022 |
oct | 60737617 |
9 | 26122424 |
10 | 12828559 |
11 | 7272317 |
12 | 4367b27 |
13 | 2872183 |
14 | 19bd1b9 |
15 | 11d60c4 |
hex | c3bf8f |
12828559 has 2 divisors, whose sum is σ = 12828560. Its totient is φ = 12828558.
The previous prime is 12828539. The next prime is 12828581. The reversal of 12828559 is 95582821.
12828559 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 12828559 - 221 = 10731407 is a prime.
It is a super-3 number, since 3×128285593 (a number of 22 digits) contains 333 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12828539) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6414279 + 6414280.
It is an arithmetic number, because the mean of its divisors is an integer number (6414280).
Almost surely, 212828559 is an apocalyptic number.
12828559 is a deficient number, since it is larger than the sum of its proper divisors (1).
12828559 is an equidigital number, since it uses as much as digits as its factorization.
12828559 is an evil number, because the sum of its binary digits is even.
The product of its digits is 57600, while the sum is 40.
The square root of 12828559 is about 3581.6977817789. The cubic root of 12828559 is about 234.0952627930.
The spelling of 12828559 in words is "twelve million, eight hundred twenty-eight thousand, five hundred fifty-nine".
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