Base | Representation |
---|---|
bin | 1011111111100… |
… | …0100100100101 |
3 | 10111122120022012 |
4 | 2333320210211 |
5 | 100334114341 |
6 | 4554044005 |
7 | 1150360535 |
oct | 277704445 |
9 | 114576265 |
10 | 50301221 |
11 | 26437063 |
12 | 14a19605 |
13 | a562549 |
14 | 69754c5 |
15 | 46390eb |
hex | 2ff8925 |
50301221 has 2 divisors, whose sum is σ = 50301222. Its totient is φ = 50301220.
The previous prime is 50301203. The next prime is 50301239. The reversal of 50301221 is 12210305.
It is a happy number.
It is a balanced prime because it is at equal distance from previous prime (50301203) and next prime (50301239).
It can be written as a sum of positive squares in only one way, i.e., 30096196 + 20205025 = 5486^2 + 4495^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-50301221 is a prime.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 50301196 and 50301205.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (50301281) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25150610 + 25150611.
It is an arithmetic number, because the mean of its divisors is an integer number (25150611).
Almost surely, 250301221 is an apocalyptic number.
It is an amenable number.
50301221 is a deficient number, since it is larger than the sum of its proper divisors (1).
50301221 is an equidigital number, since it uses as much as digits as its factorization.
50301221 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 60, while the sum is 14.
The square root of 50301221 is about 7092.3353699610. The cubic root of 50301221 is about 369.1414742856.
Adding to 50301221 its reverse (12210305), we get a palindrome (62511526).
The spelling of 50301221 in words is "fifty million, three hundred one thousand, two hundred twenty-one".
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