Base | Representation |
---|---|
bin | 11111010011100… |
… | …010000001111111 |
3 | 1100121021121220211 |
4 | 133103202001333 |
5 | 2033423320243 |
6 | 124041053251 |
7 | 16005146431 |
oct | 3723420177 |
9 | 1317247824 |
10 | 525213823 |
11 | 24a518a12 |
12 | 127a87227 |
13 | 84a72714 |
14 | 4da7a651 |
15 | 31198d9d |
hex | 1f4e207f |
525213823 has 2 divisors, whose sum is σ = 525213824. Its totient is φ = 525213822.
The previous prime is 525213817. The next prime is 525213833. The reversal of 525213823 is 328312525.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 525213823 - 217 = 525082751 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (525213833) 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, 262606911 + 262606912.
It is an arithmetic number, because the mean of its divisors is an integer number (262606912).
Almost surely, 2525213823 is an apocalyptic number.
525213823 is a deficient number, since it is larger than the sum of its proper divisors (1).
525213823 is an equidigital number, since it uses as much as digits as its factorization.
525213823 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 14400, while the sum is 31.
The square root of 525213823 is about 22917.5440001759. The cubic root of 525213823 is about 806.8238281958.
The spelling of 525213823 in words is "five hundred twenty-five million, two hundred thirteen thousand, eight hundred twenty-three".
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