Base | Representation |
---|---|
bin | 1100000010110… |
… | …0010100111111 |
3 | 10112001100002211 |
4 | 3000230110333 |
5 | 100412410330 |
6 | 5002401251 |
7 | 1152232564 |
oct | 300542477 |
9 | 115040084 |
10 | 50513215 |
11 | 26571365 |
12 | 14b00227 |
13 | a607b9c |
14 | 69cc86b |
15 | 467bd2a |
hex | 302c53f |
50513215 has 8 divisors (see below), whose sum is σ = 62706240. Its totient is φ = 39016992.
The previous prime is 50513209. The next prime is 50513227. The reversal of 50513215 is 51231505.
50513215 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 50513215 - 27 = 50513087 is a prime.
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 7 ways as a sum of consecutive naturals, for example, 174039 + ... + 174328.
It is an arithmetic number, because the mean of its divisors is an integer number (7838280).
Almost surely, 250513215 is an apocalyptic number.
50513215 is a deficient number, since it is larger than the sum of its proper divisors (12193025).
50513215 is a wasteful number, since it uses less digits than its factorization.
50513215 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 348401.
The product of its (nonzero) digits is 750, while the sum is 22.
The square root of 50513215 is about 7107.2649451107. The cubic root of 50513215 is about 369.6593285030.
The spelling of 50513215 in words is "fifty million, five hundred thirteen thousand, two hundred fifteen".
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