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19301 is a prime number
BaseRepresentation
bin100101101100101
3222110212
410231211
51104201
6225205
7110162
oct45545
928425
1019301
1113557
12b205
138a29
147069
155abb
hex4b65

19301 has 2 divisors, whose sum is σ = 19302. Its totient is φ = 19300.

The previous prime is 19289. The next prime is 19309. The reversal of 19301 is 10391.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16900 + 2401 = 130^2 + 49^2 .

It is an emirp because it is prime and its reverse (10391) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 19301 - 26 = 19237 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a plaindrome in base 11 and base 15.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9650 + 9651.

It is an arithmetic number, because the mean of its divisors is an integer number (9651).

219301 is an apocalyptic number.

It is an amenable number.

19301 is a deficient number, since it is larger than the sum of its proper divisors (1).

19301 is an equidigital number, since it uses as much as digits as its factorization.

19301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27, while the sum is 14.

The square root of 19301 is about 138.9280389266. The cubic root of 19301 is about 26.8241891951.

Adding to 19301 its reverse (10391), we get a palindrome (29692).

The spelling of 19301 in words is "nineteen thousand, three hundred one".