Base | Representation |
---|---|
bin | 1101100111001… |
… | …1000000101101 |
3 | 10222102200111121 |
4 | 3121303000231 |
5 | 104104003224 |
6 | 5355420541 |
7 | 1262202235 |
oct | 331630055 |
9 | 128380447 |
10 | 57094189 |
11 | 2a256789 |
12 | 17154751 |
13 | baa0459 |
14 | 7822cc5 |
15 | 502bbe4 |
hex | 367302d |
57094189 has 4 divisors (see below), whose sum is σ = 57659580. Its totient is φ = 56528800.
The previous prime is 57094187. The next prime is 57094199. The reversal of 57094189 is 98149075.
57094189 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 52809289 + 4284900 = 7267^2 + 2070^2 .
It is a cyclic number.
It is not a de Polignac number, because 57094189 - 21 = 57094187 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57094187) 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, 282544 + ... + 282745.
It is an arithmetic number, because the mean of its divisors is an integer number (14414895).
Almost surely, 257094189 is an apocalyptic number.
It is an amenable number.
57094189 is a deficient number, since it is larger than the sum of its proper divisors (565391).
57094189 is a wasteful number, since it uses less digits than its factorization.
57094189 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 565390.
The product of its (nonzero) digits is 90720, while the sum is 43.
The square root of 57094189 is about 7556.0696794034. The cubic root of 57094189 is about 385.0619768668.
The spelling of 57094189 in words is "fifty-seven million, ninety-four thousand, one hundred eighty-nine".
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