Base | Representation |
---|---|
bin | 1100111000011… |
… | …1011100100001 |
3 | 10202200010012011 |
4 | 3032013130201 |
5 | 102313012121 |
6 | 5210032521 |
7 | 1224160111 |
oct | 316073441 |
9 | 122603164 |
10 | 54032161 |
11 | 28555187 |
12 | 16118741 |
13 | b26a7c1 |
14 | 7267041 |
15 | 4b247e1 |
hex | 3387721 |
54032161 has 4 divisors (see below), whose sum is σ = 54067392. Its totient is φ = 53996932.
The previous prime is 54032159. The next prime is 54032183. The reversal of 54032161 is 16123045.
54032161 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, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 54032161 - 21 = 54032159 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (54032861) 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, 15205 + ... + 18418.
It is an arithmetic number, because the mean of its divisors is an integer number (13516848).
Almost surely, 254032161 is an apocalyptic number.
It is an amenable number.
54032161 is a deficient number, since it is larger than the sum of its proper divisors (35231).
54032161 is a wasteful number, since it uses less digits than its factorization.
54032161 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35230.
The product of its (nonzero) digits is 720, while the sum is 22.
The square root of 54032161 is about 7350.6571815042. The cubic root of 54032161 is about 378.0513377078.
The spelling of 54032161 in words is "fifty-four million, thirty-two thousand, one hundred sixty-one".
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