Base | Representation |
---|---|
bin | 1100011100100… |
… | …0101110100101 |
3 | 10122020011020102 |
4 | 3013020232211 |
5 | 101330434110 |
6 | 5102513445 |
7 | 1202466413 |
oct | 307105645 |
9 | 118204212 |
10 | 52202405 |
11 | 27515492 |
12 | 15595885 |
13 | aa799c8 |
14 | 6d0c2b3 |
15 | 48b25a5 |
hex | 31c8ba5 |
52202405 has 12 divisors (see below), whose sum is σ = 66115692. Its totient is φ = 39562560.
The previous prime is 52202377. The next prime is 52202413. The reversal of 52202405 is 50420225.
52202405 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 2 ways, for example, as 28912129 + 23290276 = 5377^2 + 4826^2 .
It is not a de Polignac number, because 52202405 - 220 = 51153829 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
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 11 ways as a sum of consecutive naturals, for example, 12656 + ... + 16265.
It is an arithmetic number, because the mean of its divisors is an integer number (5509641).
Almost surely, 252202405 is an apocalyptic number.
It is an amenable number.
52202405 is a deficient number, since it is larger than the sum of its proper divisors (13913287).
52202405 is a wasteful number, since it uses less digits than its factorization.
52202405 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28964 (or 28945 counting only the distinct ones).
The product of its (nonzero) digits is 800, while the sum is 20.
The square root of 52202405 is about 7225.1231823409. The cubic root of 52202405 is about 373.7347700568.
The spelling of 52202405 in words is "fifty-two million, two hundred two thousand, four hundred five".
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