Base | Representation |
---|---|
bin | 10011010100011… |
… | …00101110111000 |
3 | 102021221100121110 |
4 | 21222030232320 |
5 | 312441312034 |
6 | 24025240320 |
7 | 4005314544 |
oct | 1152145670 |
9 | 367840543 |
10 | 162057144 |
11 | 83527a27 |
12 | 463330a0 |
13 | 27760c02 |
14 | 17746a24 |
15 | e361de9 |
hex | 9a8cbb8 |
162057144 has 16 divisors (see below), whose sum is σ = 405142920. Its totient is φ = 54019040.
The previous prime is 162057143. The next prime is 162057157. The reversal of 162057144 is 441750261.
162057144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (162057143) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3376167 + ... + 3376214.
Almost surely, 2162057144 is an apocalyptic number.
It is an amenable number.
162057144 is an abundant number, since it is smaller than the sum of its proper divisors (243085776).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
162057144 is a wasteful number, since it uses less digits than its factorization.
162057144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6752390 (or 6752386 counting only the distinct ones).
The product of its (nonzero) digits is 6720, while the sum is 30.
The square root of 162057144 is about 12730.1666917602. The cubic root of 162057144 is about 545.2002675609.
The spelling of 162057144 in words is "one hundred sixty-two million, fifty-seven thousand, one hundred forty-four".
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