Base | Representation |
---|---|
bin | 1101101010011… |
… | …0100100001001 |
3 | 10222211102011111 |
4 | 3122212210021 |
5 | 104132232403 |
6 | 5404130321 |
7 | 1264042000 |
oct | 332464411 |
9 | 128742144 |
10 | 57305353 |
11 | 2a3903a6 |
12 | 172369a1 |
13 | bb455c1 |
14 | 7879c37 |
15 | 506e56d |
hex | 36a6909 |
57305353 has 8 divisors (see below), whose sum is σ = 66828800. Its totient is φ = 49118580.
The previous prime is 57305327. The next prime is 57305371. The reversal of 57305353 is 35350375.
It is not a de Polignac number, because 57305353 - 213 = 57297161 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (57305323) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83193 + ... + 83878.
It is an arithmetic number, because the mean of its divisors is an integer number (8353600).
Almost surely, 257305353 is an apocalyptic number.
It is an amenable number.
57305353 is a deficient number, since it is larger than the sum of its proper divisors (9523447).
57305353 is an equidigital number, since it uses as much as digits as its factorization.
57305353 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 167092 (or 167078 counting only the distinct ones).
The product of its (nonzero) digits is 23625, while the sum is 31.
The square root of 57305353 is about 7570.0299206806. The cubic root of 57305353 is about 385.5361126206.
The spelling of 57305353 in words is "fifty-seven million, three hundred five thousand, three hundred fifty-three".
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