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52052852 = 2214987337
BaseRepresentation
bin1100011010010…
…0001101110100
310121221120002102
43012210031310
5101311142402
65055401232
71201304405
oct306441564
9117846072
1052052852
1127423095
1215523218
13aa26907
146cad9ac
154883102
hex31a4374

52052852 has 12 divisors (see below), whose sum is σ = 91704900. Its totient is φ = 25851456.

The previous prime is 52052851. The next prime is 52052857. The reversal of 52052852 is 25825025.

It can be written as a sum of positive squares in 2 ways, for example, as 8042896 + 44009956 = 2836^2 + 6634^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52052851) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43073 + ... + 44264.

It is an arithmetic number, because the mean of its divisors is an integer number (7642075).

Almost surely, 252052852 is an apocalyptic number.

It is an amenable number.

52052852 is a deficient number, since it is larger than the sum of its proper divisors (39652048).

52052852 is a wasteful number, since it uses less digits than its factorization.

52052852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87490 (or 87488 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 29.

The square root of 52052852 is about 7214.7662470797. The cubic root of 52052852 is about 373.3775284273.

Adding to 52052852 its reverse (25825025), we get a palindrome (77877877).

The spelling of 52052852 in words is "fifty-two million, fifty-two thousand, eight hundred fifty-two".

Divisors: 1 2 4 149 298 596 87337 174674 349348 13013213 26026426 52052852