Base | Representation |
---|---|
bin | 1011111111110… |
… | …1011110011001 |
3 | 10111200120212001 |
4 | 2333331132121 |
5 | 100340240210 |
6 | 4554321001 |
7 | 1150503226 |
oct | 277753631 |
9 | 114616761 |
10 | 50321305 |
11 | 26450161 |
12 | 14a29161 |
13 | a56b728 |
14 | 697c94d |
15 | 464003a |
hex | 2ffd799 |
50321305 has 8 divisors (see below), whose sum is σ = 60442632. Its totient is φ = 40219008.
The previous prime is 50321303. The next prime is 50321311. The reversal of 50321305 is 50312305.
It can be written as a sum of positive squares in 4 ways, for example, as 6906384 + 43414921 = 2628^2 + 6589^2 .
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 50321305 - 21 = 50321303 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (50321303) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1917 + ... + 10213.
It is an arithmetic number, because the mean of its divisors is an integer number (7555329).
Almost surely, 250321305 is an apocalyptic number.
It is an amenable number.
50321305 is a deficient number, since it is larger than the sum of its proper divisors (10121327).
50321305 is a wasteful number, since it uses less digits than its factorization.
50321305 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9515.
The product of its (nonzero) digits is 450, while the sum is 19.
The square root of 50321305 is about 7093.7511233479. The cubic root of 50321305 is about 369.1905973534.
The spelling of 50321305 in words is "fifty million, three hundred twenty-one thousand, three hundred five".
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