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52000452 = 22327206351
BaseRepresentation
bin1100011001011…
…1011011000100
310121211220012200
43012113123010
5101303003302
65054314500
71200665550
oct306273304
9117756180
1052000452
1127397789
12154b8a30
13aa08aca
146c98860
15487281c
hex31976c4

52000452 has 36 divisors (see below), whose sum is σ = 150224256. Its totient is φ = 14857200.

The previous prime is 52000427. The next prime is 52000457. The reversal of 52000452 is 25400025.

52000452 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (52000457) 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 11 ways as a sum of consecutive naturals, for example, 102924 + ... + 103427.

It is an arithmetic number, because the mean of its divisors is an integer number (4172896).

Almost surely, 252000452 is an apocalyptic number.

It is an amenable number.

52000452 is an abundant number, since it is smaller than the sum of its proper divisors (98223804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52000452 is a wasteful number, since it uses less digits than its factorization.

52000452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206368 (or 206363 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 18.

The square root of 52000452 is about 7211.1338914210. The cubic root of 52000452 is about 373.2521971498.

Adding to 52000452 its reverse (25400025), we get a palindrome (77400477).

The spelling of 52000452 in words is "fifty-two million, four hundred fifty-two", and thus it is an aban number.

Divisors: 1 2 3 4 6 7 9 12 14 18 21 28 36 42 63 84 126 252 206351 412702 619053 825404 1238106 1444457 1857159 2476212 2888914 3714318 4333371 5777828 7428636 8666742 13000113 17333484 26000226 52000452