Base | Representation |
---|---|
bin | 100110111011… |
… | …011111001111 |
3 | 201012110210222 |
4 | 212323133033 |
5 | 10103031020 |
6 | 1002421555 |
7 | 152512403 |
oct | 46733717 |
9 | 21173728 |
10 | 10205135 |
11 | 58402a6 |
12 | 35018bb |
13 | 2164055 |
14 | 14d9103 |
15 | d68b25 |
hex | 9bb7cf |
10205135 has 4 divisors (see below), whose sum is σ = 12246168. Its totient is φ = 8164104.
The previous prime is 10205119. The next prime is 10205161. The reversal of 10205135 is 53150201.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 10205135 - 24 = 10205119 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 (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1020509 + ... + 1020518.
It is an arithmetic number, because the mean of its divisors is an integer number (3061542).
Almost surely, 210205135 is an apocalyptic number.
10205135 is a deficient number, since it is larger than the sum of its proper divisors (2041033).
10205135 is an equidigital number, since it uses as much as digits as its factorization.
10205135 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2041032.
The product of its (nonzero) digits is 150, while the sum is 17.
The square root of 10205135 is about 3194.5476988143. The cubic root of 10205135 is about 216.9066755219.
Adding to 10205135 its reverse (53150201), we get a palindrome (63355336).
The spelling of 10205135 in words is "ten million, two hundred five thousand, one hundred thirty-five".
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