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52000325 = 5213160001
BaseRepresentation
bin1100011001011…
…1011001000101
310121211220000222
43012113121011
5101303002300
65054314125
71200665306
oct306273105
9117756028
1052000325
1127397683
12154b8945
13aa08a30
146c987ad
154872785
hex3197645

52000325 has 12 divisors (see below), whose sum is σ = 69440868. Its totient is φ = 38400000.

The previous prime is 52000313. The next prime is 52000343. The reversal of 52000325 is 52300025.

52000325 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 145924 + 51854401 = 382^2 + 7201^2 .

It is not a de Polignac number, because 52000325 - 212 = 51996229 is a prime.

It is a hoax number, since the sum of its digits (17) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 in 11 ways as a sum of consecutive naturals, for example, 79676 + ... + 80325.

It is an arithmetic number, because the mean of its divisors is an integer number (5786739).

Almost surely, 252000325 is an apocalyptic number.

It is an amenable number.

52000325 is a deficient number, since it is larger than the sum of its proper divisors (17440543).

52000325 is a wasteful number, since it uses less digits than its factorization.

52000325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160024 (or 160019 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 17.

The square root of 52000325 is about 7211.1250855882. The cubic root of 52000325 is about 373.2518932866.

Subtracting from 52000325 its product of nonzero digits (300), we obtain a palindrome (52000025).

It can be divided in two parts, 52000 and 325, that added together give a palindrome (52325).

The spelling of 52000325 in words is "fifty-two million, three hundred twenty-five", and thus it is an aban number.

Divisors: 1 5 13 25 65 325 160001 800005 2080013 4000025 10400065 52000325