Base | Representation |
---|---|
bin | 1101101011101… |
… | …0000101011100 |
3 | 10222222110211210 |
4 | 3122322011130 |
5 | 104142312213 |
6 | 5405544420 |
7 | 1264524051 |
oct | 332720534 |
9 | 128873753 |
10 | 57385308 |
11 | 2a435482 |
12 | 17275110 |
13 | bb72b06 |
14 | 789b028 |
15 | 50880c3 |
hex | 36ba15c |
57385308 has 24 divisors (see below), whose sum is σ = 136749312. Its totient is φ = 18721264.
The previous prime is 57385267. The next prime is 57385351. The reversal of 57385308 is 80358375.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50310 + ... + 51437.
It is an arithmetic number, because the mean of its divisors is an integer number (5697888).
Almost surely, 257385308 is an apocalyptic number.
It is an amenable number.
57385308 is an abundant number, since it is smaller than the sum of its proper divisors (79364004).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57385308 is a wasteful number, since it uses less digits than its factorization.
57385308 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 101801 (or 101799 counting only the distinct ones).
The product of its (nonzero) digits is 100800, while the sum is 39.
The square root of 57385308 is about 7575.3091026043. The cubic root of 57385308 is about 385.7153350550.
The spelling of 57385308 in words is "fifty-seven million, three hundred eighty-five thousand, three hundred eight".
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