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13230307 is a prime number
BaseRepresentation
bin110010011110…
…000011100011
3220220011120101
4302132003203
511341332212
61151323231
7220312216
oct62360343
926804511
1013230307
117517142
124520517
132982cac
141a8577d
151265157
hexc9e0e3

13230307 has 2 divisors, whose sum is σ = 13230308. Its totient is φ = 13230306.

The previous prime is 13230299. The next prime is 13230341. The reversal of 13230307 is 70303231.

13230307 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (70303231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13230307 - 23 = 13230299 is a prime.

It is a super-3 number, since 3×132303073 (a number of 22 digits) contains 333 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (13230377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6615153 + 6615154.

It is an arithmetic number, because the mean of its divisors is an integer number (6615154).

Almost surely, 213230307 is an apocalyptic number.

13230307 is a deficient number, since it is larger than the sum of its proper divisors (1).

13230307 is an equidigital number, since it uses as much as digits as its factorization.

13230307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 378, while the sum is 19.

The square root of 13230307 is about 3637.3488972052. The cubic root of 13230307 is about 236.5138842869.

Adding to 13230307 its reverse (70303231), we get a palindrome (83533538).

The spelling of 13230307 in words is "thirteen million, two hundred thirty thousand, three hundred seven".