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52048121 is a prime number
BaseRepresentation
bin1100011010001…
…1000011111001
310121221022121012
43012203003321
5101311014441
65055323305
71201254536
oct306430371
9117838535
1052048121
112741a584
1215520535
13aa24708
146cabd8d
1548819eb
hex31a30f9

52048121 has 2 divisors, whose sum is σ = 52048122. Its totient is φ = 52048120.

The previous prime is 52048109. The next prime is 52048151. The reversal of 52048121 is 12184025.

52048121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49857721 + 2190400 = 7061^2 + 1480^2 .

It is a cyclic number.

It is not a de Polignac number, because 52048121 - 214 = 52031737 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (52048151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26024060 + 26024061.

It is an arithmetic number, because the mean of its divisors is an integer number (26024061).

Almost surely, 252048121 is an apocalyptic number.

It is an amenable number.

52048121 is a deficient number, since it is larger than the sum of its proper divisors (1).

52048121 is an equidigital number, since it uses as much as digits as its factorization.

52048121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 640, while the sum is 23.

The square root of 52048121 is about 7214.4383703792. The cubic root of 52048121 is about 373.3662161902.

The spelling of 52048121 in words is "fifty-two million, forty-eight thousand, one hundred twenty-one".