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52325129 = 614571877
BaseRepresentation
bin1100011110011…
…0101100001001
310122110101120202
43013212230021
5101343401004
65105301545
71203520253
oct307465411
9118411522
1052325129
112759970a
12156348b5
13aac081c
146d40cd3
1548d8b1e
hex31e6b09

52325129 has 8 divisors (see below), whose sum is σ = 53327688. Its totient is φ = 51327360.

The previous prime is 52325111. The next prime is 52325173. The reversal of 52325129 is 92152325.

52325129 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 4 ways, for example, as 6451600 + 45873529 = 2540^2 + 6773^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-52325129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52325029) 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 in 7 ways as a sum of consecutive naturals, for example, 26939 + ... + 28815.

It is an arithmetic number, because the mean of its divisors is an integer number (6665961).

Almost surely, 252325129 is an apocalyptic number.

It is an amenable number.

52325129 is a deficient number, since it is larger than the sum of its proper divisors (1002559).

52325129 is a wasteful number, since it uses less digits than its factorization.

52325129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2395.

The product of its digits is 5400, while the sum is 29.

The square root of 52325129 is about 7233.6110622565. The cubic root of 52325129 is about 374.0274151312.

It can be divided in two parts, 523 and 25129, that added together give a palindrome (25652).

The spelling of 52325129 in words is "fifty-two million, three hundred twenty-five thousand, one hundred twenty-nine".

Divisors: 1 61 457 1877 27877 114497 857789 52325129