Base | Representation |
---|---|
bin | 1101101110001… |
… | …1110010100000 |
3 | 11000022011011110 |
4 | 3123203302200 |
5 | 104213244003 |
6 | 5413343320 |
7 | 1266135060 |
oct | 333436240 |
9 | 130264143 |
10 | 57556128 |
11 | 2a541853 |
12 | 17337b40 |
13 | bc027a6 |
14 | 79033a0 |
15 | 50bda03 |
hex | 36e3ca0 |
57556128 has 96 divisors (see below), whose sum is σ = 176964480. Its totient is φ = 16035840.
The previous prime is 57556063. The next prime is 57556133. The reversal of 57556128 is 82165575.
57556128 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 (96).
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 26508 + ... + 28596.
It is an arithmetic number, because the mean of its divisors is an integer number (1843380).
Almost surely, 257556128 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 57556128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88482240).
57556128 is an abundant number, since it is smaller than the sum of its proper divisors (119408352).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57556128 is a wasteful number, since it uses less digits than its factorization.
57556128 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2150 (or 2142 counting only the distinct ones).
The product of its digits is 84000, while the sum is 39.
The square root of 57556128 is about 7586.5755120476. The cubic root of 57556128 is about 386.0976781269.
The spelling of 57556128 in words is "fifty-seven million, five hundred fifty-six thousand, one hundred twenty-eight".
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