Base | Representation |
---|---|
bin | 1101101011100… |
… | …1110001001001 |
3 | 10222222102001200 |
4 | 3122321301021 |
5 | 104142242014 |
6 | 5405534413 |
7 | 1264520214 |
oct | 332716111 |
9 | 128872050 |
10 | 57384009 |
11 | 2a434501 |
12 | 17274409 |
13 | bb72347 |
14 | 789a77b |
15 | 5087a09 |
hex | 36b9c49 |
57384009 has 12 divisors (see below), whose sum is σ = 87250800. Its totient is φ = 36242424.
The previous prime is 57383983. The next prime is 57384013. The reversal of 57384009 is 90048375.
57384009 is a `hidden beast` number, since 573 + 84 + 0 + 0 + 9 = 666.
It is not a de Polignac number, because 57384009 - 27 = 57383881 is a prime.
It is not an unprimeable number, because it can be changed into a prime (57384029) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 167619 + ... + 167960.
It is an arithmetic number, because the mean of its divisors is an integer number (7270900).
Almost surely, 257384009 is an apocalyptic number.
It is an amenable number.
57384009 is a deficient number, since it is larger than the sum of its proper divisors (29866791).
57384009 is a wasteful number, since it uses less digits than its factorization.
57384009 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 335604 (or 335601 counting only the distinct ones).
The product of its (nonzero) digits is 30240, while the sum is 36.
The square root of 57384009 is about 7575.2233630435. The cubic root of 57384009 is about 385.7124246236.
The spelling of 57384009 in words is "fifty-seven million, three hundred eighty-four thousand, nine".
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