Base | Representation |
---|---|
bin | 1011111110000… |
… | …1011001101001 |
3 | 10111110202010002 |
4 | 2333201121221 |
5 | 100323100223 |
6 | 4552032345 |
7 | 1146514043 |
oct | 277413151 |
9 | 114422102 |
10 | 50206313 |
11 | 26381823 |
12 | 149926b5 |
13 | a52b2a1 |
14 | 694ca93 |
15 | 461ae28 |
hex | 2fe1669 |
50206313 has 4 divisors (see below), whose sum is σ = 50229060. Its totient is φ = 50183568.
The previous prime is 50206283. The next prime is 50206333. The reversal of 50206313 is 31360205.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 32296489 + 17909824 = 5683^2 + 4232^2 .
It is a cyclic number.
It is not a de Polignac number, because 50206313 - 214 = 50189929 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (50206333) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7658 + ... + 12611.
It is an arithmetic number, because the mean of its divisors is an integer number (12557265).
Almost surely, 250206313 is an apocalyptic number.
It is an amenable number.
50206313 is a deficient number, since it is larger than the sum of its proper divisors (22747).
50206313 is a wasteful number, since it uses less digits than its factorization.
50206313 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22746.
The product of its (nonzero) digits is 540, while the sum is 20.
The square root of 50206313 is about 7085.6413259493. The cubic root of 50206313 is about 368.9091635799.
Adding to 50206313 its reverse (31360205), we get a palindrome (81566518).
The spelling of 50206313 in words is "fifty million, two hundred six thousand, three hundred thirteen".
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