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52001541 = 335713373
BaseRepresentation
bin1100011001011…
…1101100000101
310121211221201000
43012113230011
5101303022131
65054323513
71201001664
oct306275405
9117757630
1052001541
1127398589
12154b9599
13aa09457
146c98ddb
154872ce6
hex3197b05

52001541 has 16 divisors (see below), whose sum is σ = 77197120. Its totient is φ = 34596720.

The previous prime is 52001527. The next prime is 52001557. The reversal of 52001541 is 14510025.

52001541 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 52001541 - 210 = 52000517 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52001561) 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 15 ways as a sum of consecutive naturals, for example, 13731 + ... + 17103.

It is an arithmetic number, because the mean of its divisors is an integer number (4824820).

Almost surely, 252001541 is an apocalyptic number.

It is an amenable number.

52001541 is a deficient number, since it is larger than the sum of its proper divisors (25195579).

52001541 is a wasteful number, since it uses less digits than its factorization.

52001541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3953 (or 3947 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 52001541 is about 7211.2093992617. The cubic root of 52001541 is about 373.2548026964.

Adding to 52001541 its reverse (14510025), we get a palindrome (66511566).

The spelling of 52001541 in words is "fifty-two million, one thousand, five hundred forty-one".

Divisors: 1 3 9 27 571 1713 3373 5139 10119 15417 30357 91071 1925983 5777949 17333847 52001541