Base | Representation |
---|---|
bin | 1100011010001… |
… | …1001010110001 |
3 | 10121221100012111 |
4 | 3012203022301 |
5 | 101311023221 |
6 | 5055325321 |
7 | 1201256035 |
oct | 306431261 |
9 | 117840174 |
10 | 52048561 |
11 | 2741a944 |
12 | 15520841 |
13 | aa24986 |
14 | 6cac1c5 |
15 | 4881be1 |
hex | 31a32b1 |
52048561 has 4 divisors (see below), whose sum is σ = 52930800. Its totient is φ = 51166324.
The previous prime is 52048523. The next prime is 52048567. The reversal of 52048561 is 16584025.
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 52048561 - 211 = 52046513 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (52048567) 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, 441031 + ... + 441148.
It is an arithmetic number, because the mean of its divisors is an integer number (13232700).
Almost surely, 252048561 is an apocalyptic number.
It is an amenable number.
52048561 is a deficient number, since it is larger than the sum of its proper divisors (882239).
52048561 is an equidigital number, since it uses as much as digits as its factorization.
52048561 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 882238.
The product of its (nonzero) digits is 9600, while the sum is 31.
The square root of 52048561 is about 7214.4688647190. The cubic root of 52048561 is about 373.3672682978.
The spelling of 52048561 in words is "fifty-two million, forty-eight thousand, five hundred sixty-one".
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