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52385297 is a prime number
BaseRepresentation
bin1100011111010…
…1011000010001
310122120110010012
43013311120101
5101402312142
65110444305
71204160546
oct307653021
9118513105
1052385297
112762a938
1215663695
13ab12023
146d58bcd
1548eb882
hex31f5611

52385297 has 2 divisors, whose sum is σ = 52385298. Its totient is φ = 52385296.

The previous prime is 52385243. The next prime is 52385321. The reversal of 52385297 is 79258325.

52385297 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38427601 + 13957696 = 6199^2 + 3736^2 .

It is a cyclic number.

It is not a de Polignac number, because 52385297 - 218 = 52123153 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (52385497) 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, 26192648 + 26192649.

It is an arithmetic number, because the mean of its divisors is an integer number (26192649).

Almost surely, 252385297 is an apocalyptic number.

It is an amenable number.

52385297 is a deficient number, since it is larger than the sum of its proper divisors (1).

52385297 is an equidigital number, since it uses as much as digits as its factorization.

52385297 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 151200, while the sum is 41.

The square root of 52385297 is about 7237.7687860279. The cubic root of 52385297 is about 374.1707233376.

The spelling of 52385297 in words is "fifty-two million, three hundred eighty-five thousand, two hundred ninety-seven".