Base | Representation |
---|---|
bin | 1101100110011… |
… | …0110101010001 |
3 | 10222100011002001 |
4 | 3121212311101 |
5 | 104100404210 |
6 | 5354354001 |
7 | 1261603633 |
oct | 331466521 |
9 | 128304061 |
10 | 57044305 |
11 | 2a22225a |
12 | 1712b901 |
13 | ba83836 |
14 | 780ca53 |
15 | 501c03a |
hex | 3666d51 |
57044305 has 16 divisors (see below), whose sum is σ = 71208720. Its totient is φ = 43816192.
The previous prime is 57044279. The next prime is 57044353. The reversal of 57044305 is 50344075.
It can be written as a sum of positive squares in 8 ways, for example, as 147456 + 56896849 = 384^2 + 7543^2 .
It is a cyclic number.
It is not a de Polignac number, because 57044305 - 27 = 57044177 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27567 + ... + 29563.
It is an arithmetic number, because the mean of its divisors is an integer number (4450545).
Almost surely, 257044305 is an apocalyptic number.
It is an amenable number.
57044305 is a deficient number, since it is larger than the sum of its proper divisors (14164415).
57044305 is a wasteful number, since it uses less digits than its factorization.
57044305 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2228.
The product of its (nonzero) digits is 8400, while the sum is 28.
The square root of 57044305 is about 7552.7680356277. The cubic root of 57044305 is about 384.9497994927.
The spelling of 57044305 in words is "fifty-seven million, forty-four thousand, three hundred five".
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