Base | Representation |
---|---|
bin | 1011111110001… |
… | …1100011001001 |
3 | 10111111012012000 |
4 | 2333203203021 |
5 | 100323340423 |
6 | 4552141213 |
7 | 1146551514 |
oct | 277434311 |
9 | 114435160 |
10 | 50215113 |
11 | 263883a3 |
12 | 14997809 |
13 | a5322b0 |
14 | 6951d7b |
15 | 461d843 |
hex | 2fe38c9 |
50215113 has 16 divisors (see below), whose sum is σ = 80115840. Its totient is φ = 30901392.
The previous prime is 50215097. The next prime is 50215117. The reversal of 50215113 is 31151205.
50215113 is a `hidden beast` number, since 502 + 151 + 13 = 666.
It is not a de Polignac number, because 50215113 - 24 = 50215097 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (50215117) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71181 + ... + 71882.
It is an arithmetic number, because the mean of its divisors is an integer number (5007240).
Almost surely, 250215113 is an apocalyptic number.
It is an amenable number.
50215113 is a deficient number, since it is larger than the sum of its proper divisors (29900727).
50215113 is a wasteful number, since it uses less digits than its factorization.
50215113 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 143085 (or 143079 counting only the distinct ones).
The product of its (nonzero) digits is 150, while the sum is 18.
The square root of 50215113 is about 7086.2622728770. The cubic root of 50215113 is about 368.9307160554.
Adding to 50215113 its reverse (31151205), we get a palindrome (81366318).
The spelling of 50215113 in words is "fifty million, two hundred fifteen thousand, one hundred thirteen".
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