Base | Representation |
---|---|
bin | 1111100110011… |
… | …0010000001011 |
3 | 11120010012211022 |
4 | 3321212100023 |
5 | 113222234124 |
6 | 10254223055 |
7 | 1423102406 |
oct | 371462013 |
9 | 146105738 |
10 | 65430539 |
11 | 33a2aa29 |
12 | 19ab4a8b |
13 | 1072b9c5 |
14 | 8992d3d |
15 | 5b26c5e |
hex | 3e6640b |
65430539 has 2 divisors, whose sum is σ = 65430540. Its totient is φ = 65430538.
The previous prime is 65430517. The next prime is 65430559. The reversal of 65430539 is 93503456.
65430539 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-65430539 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 65430499 and 65430508.
It is not a weakly prime, because it can be changed into another prime (65430559) 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, 32715269 + 32715270.
It is an arithmetic number, because the mean of its divisors is an integer number (32715270).
Almost surely, 265430539 is an apocalyptic number.
65430539 is a deficient number, since it is larger than the sum of its proper divisors (1).
65430539 is an equidigital number, since it uses as much as digits as its factorization.
65430539 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 48600, while the sum is 35.
The square root of 65430539 is about 8088.9145748982. The cubic root of 65430539 is about 402.9583559684.
The spelling of 65430539 in words is "sixty-five million, four hundred thirty thousand, five hundred thirty-nine".
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