Base | Representation |
---|---|
bin | 1100000100101… |
… | …0011011111010 |
3 | 10112021121021100 |
4 | 3001022123322 |
5 | 100430332123 |
6 | 5005152230 |
7 | 1153255251 |
oct | 301123372 |
9 | 115247240 |
10 | 50636538 |
11 | 26645a87 |
12 | 14b5b676 |
13 | a64c064 |
14 | 6a21798 |
15 | 46a3643 |
hex | 304a6fa |
50636538 has 12 divisors (see below), whose sum is σ = 109712538. Its totient is φ = 16878840.
The previous prime is 50636533. The next prime is 50636549. The reversal of 50636538 is 83563605.
50636538 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 only one way, i.e., 48902049 + 1734489 = 6993^2 + 1317^2 .
It is not an unprimeable number, because it can be changed into a prime (50636533) 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 5 ways as a sum of consecutive naturals, for example, 1406553 + ... + 1406588.
Almost surely, 250636538 is an apocalyptic number.
50636538 is an abundant number, since it is smaller than the sum of its proper divisors (59076000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50636538 is a wasteful number, since it uses less digits than its factorization.
50636538 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2813149 (or 2813146 counting only the distinct ones).
The product of its (nonzero) digits is 64800, while the sum is 36.
The square root of 50636538 is about 7115.9354971781. The cubic root of 50636538 is about 369.9599128715.
The spelling of 50636538 in words is "fifty million, six hundred thirty-six thousand, five hundred thirty-eight".
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