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23023030049 is a prime number
BaseRepresentation
bin10101011100010001…
…111000111100100001
32012102111220002212122
4111130101320330201
5334122343430144
614324315234025
71443350345405
oct253421707441
965374802778
1023023030049
11984499a268
124566448915
13222ba93806
1411859a5105
158eb35d7ee
hex55c478f21

23023030049 has 2 divisors, whose sum is σ = 23023030050. Its totient is φ = 23023030048.

The previous prime is 23023030013. The next prime is 23023030067. The reversal of 23023030049 is 94003032032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18081643024 + 4941387025 = 134468^2 + 70295^2 .

It is a cyclic number.

It is not a de Polignac number, because 23023030049 - 216 = 23022964513 is a prime.

It is not a weakly prime, because it can be changed into another prime (23023030549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11511515024 + 11511515025.

It is an arithmetic number, because the mean of its divisors is an integer number (11511515025).

Almost surely, 223023030049 is an apocalyptic number.

It is an amenable number.

23023030049 is a deficient number, since it is larger than the sum of its proper divisors (1).

23023030049 is an equidigital number, since it uses as much as digits as its factorization.

23023030049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 26.

The spelling of 23023030049 in words is "twenty-three billion, twenty-three million, thirty thousand, forty-nine".