Base | Representation |
---|---|
bin | 1100110101010… |
… | …0110100100101 |
3 | 10202021120202022 |
4 | 3031110310211 |
5 | 102234343210 |
6 | 5201352525 |
7 | 1222334426 |
oct | 315246445 |
9 | 122246668 |
10 | 53824805 |
11 | 28423411 |
12 | 16038745 |
13 | b1c72c8 |
14 | 721164d |
15 | 4ad3155 |
hex | 3354d25 |
53824805 has 18 divisors (see below), whose sum is σ = 68970006. Its totient is φ = 40316928.
The previous prime is 53824801. The next prime is 53824811. The reversal of 53824805 is 50842835.
53824805 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 9 ways, for example, as 9721924 + 44102881 = 3118^2 + 6641^2 .
It is not a de Polignac number, because 53824805 - 22 = 53824801 is a prime.
It is a Duffinian number.
It is a plaindrome in base 9.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53824801) 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 17 ways as a sum of consecutive naturals, for example, 278789 + ... + 278981.
It is an arithmetic number, because the mean of its divisors is an integer number (3831667).
Almost surely, 253824805 is an apocalyptic number.
It is an amenable number.
53824805 is a deficient number, since it is larger than the sum of its proper divisors (15145201).
53824805 is an equidigital number, since it uses as much as digits as its factorization.
53824805 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 425 (or 215 counting only the distinct ones).
The product of its (nonzero) digits is 38400, while the sum is 35.
The square root of 53824805 is about 7336.5390341768. The cubic root of 53824805 is about 377.5671093941.
The spelling of 53824805 in words is "fifty-three million, eight hundred twenty-four thousand, eight hundred five".
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