Base | Representation |
---|---|
bin | 1101101010110… |
… | …0011010011001 |
3 | 10222212122000121 |
4 | 3122230122121 |
5 | 104134014210 |
6 | 5404433241 |
7 | 1264201555 |
oct | 332543231 |
9 | 128778017 |
10 | 57329305 |
11 | 2a3a73a0 |
12 | 17248821 |
13 | bb53487 |
14 | 7884865 |
15 | 50766da |
hex | 36ac699 |
57329305 has 32 divisors (see below), whose sum is σ = 77822208. Its totient is φ = 40185600.
The previous prime is 57329303. The next prime is 57329341. The reversal of 57329305 is 50392375.
It is not a de Polignac number, because 57329305 - 21 = 57329303 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (57329303) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 206827 + ... + 207103.
It is an arithmetic number, because the mean of its divisors is an integer number (2431944).
Almost surely, 257329305 is an apocalyptic number.
57329305 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
It is an amenable number.
57329305 is a deficient number, since it is larger than the sum of its proper divisors (20492903).
57329305 is a wasteful number, since it uses less digits than its factorization.
57329305 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 417.
The product of its (nonzero) digits is 28350, while the sum is 34.
The square root of 57329305 is about 7571.6117834976. The cubic root of 57329305 is about 385.5898194980.
The spelling of 57329305 in words is "fifty-seven million, three hundred twenty-nine thousand, three hundred five".
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