Base | Representation |
---|---|
bin | 1101101110001… |
… | …0100001101100 |
3 | 11000021220001220 |
4 | 3123202201230 |
5 | 104213112311 |
6 | 5413303340 |
7 | 1266114021 |
oct | 333424154 |
9 | 130256056 |
10 | 57550956 |
11 | 2a538981 |
12 | 17334b50 |
13 | bc00328 |
14 | 7901548 |
15 | 50bc206 |
hex | 36e286c |
57550956 has 12 divisors (see below), whose sum is σ = 134285592. Its totient is φ = 19183648.
The previous prime is 57550897. The next prime is 57550957. The reversal of 57550956 is 65905575.
57550956 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (12).
It is a super-2 number, since 2×575509562 = 6624225073027872, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (57550957) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2397945 + ... + 2397968.
It is an arithmetic number, because the mean of its divisors is an integer number (11190466).
Almost surely, 257550956 is an apocalyptic number.
It is an amenable number.
57550956 is an abundant number, since it is smaller than the sum of its proper divisors (76734636).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57550956 is a wasteful number, since it uses less digits than its factorization.
57550956 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4795920 (or 4795918 counting only the distinct ones).
The product of its (nonzero) digits is 236250, while the sum is 42.
The square root of 57550956 is about 7586.2346391342. The cubic root of 57550956 is about 386.0861128538.
The spelling of 57550956 in words is "fifty-seven million, five hundred fifty thousand, nine hundred fifty-six".
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