Base | Representation |
---|---|
bin | 1100101001100… |
… | …0101101110001 |
3 | 10200211102211212 |
4 | 3022120231301 |
5 | 102040214241 |
6 | 5133045505 |
7 | 1212645215 |
oct | 312305561 |
9 | 120742755 |
10 | 53054321 |
11 | 27a47551 |
12 | 15926895 |
13 | acb76b8 |
14 | 7090945 |
15 | 49cebeb |
hex | 3298b71 |
53054321 has 4 divisors (see below), whose sum is σ = 53070192. Its totient is φ = 53038452.
The previous prime is 53054317. The next prime is 53054357. The reversal of 53054321 is 12345035.
53054321 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 53054321 - 22 = 53054317 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (53054371) 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, 755 + ... + 10328.
It is an arithmetic number, because the mean of its divisors is an integer number (13267548).
Almost surely, 253054321 is an apocalyptic number.
It is an amenable number.
53054321 is a deficient number, since it is larger than the sum of its proper divisors (15871).
53054321 is a wasteful number, since it uses less digits than its factorization.
53054321 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15870.
The product of its (nonzero) digits is 1800, while the sum is 23.
The square root of 53054321 is about 7283.8397154248. The cubic root of 53054321 is about 375.7568619176.
Adding to 53054321 its reverse (12345035), we get a palindrome (65399356).
The spelling of 53054321 in words is "fifty-three million, fifty-four thousand, three hundred twenty-one".
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