Base | Representation |
---|---|
bin | 1101101010011… |
… | …0100000010111 |
3 | 10222211101211112 |
4 | 3122212200113 |
5 | 104132230421 |
6 | 5404125235 |
7 | 1264041203 |
oct | 332464027 |
9 | 128741745 |
10 | 57305111 |
11 | 2a3901a6 |
12 | 1723681b |
13 | bb45466 |
14 | 7879b03 |
15 | 506e45b |
hex | 36a6817 |
57305111 has 8 divisors (see below), whose sum is σ = 58747920. Its totient is φ = 55867392.
The previous prime is 57305071. The next prime is 57305117. The reversal of 57305111 is 11150375.
57305111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 57305111 - 214 = 57288727 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57305117) 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 in 7 ways as a sum of consecutive naturals, for example, 32201 + ... + 33933.
It is an arithmetic number, because the mean of its divisors is an integer number (7343490).
Almost surely, 257305111 is an apocalyptic number.
57305111 is a deficient number, since it is larger than the sum of its proper divisors (1442809).
57305111 is a wasteful number, since it uses less digits than its factorization.
57305111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2545.
The product of its (nonzero) digits is 525, while the sum is 23.
The square root of 57305111 is about 7570.0139365790. The cubic root of 57305111 is about 385.5355699147.
Adding to 57305111 its reverse (11150375), we get a palindrome (68455486).
The spelling of 57305111 in words is "fifty-seven million, three hundred five thousand, one hundred eleven".
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