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53252286 = 2313167751
BaseRepresentation
bin1100101100100…
…1000010111110
310201012111101220
43023021002332
5102113033121
65141214210
71214431323
oct313110276
9121174356
1053252286
112807225a
1215a01366
13b056839
147102b4a
154a1d6c6
hex32c90be

53252286 has 16 divisors (see below), whose sum is σ = 107319168. Its totient is φ = 17615000.

The previous prime is 53252261. The next prime is 53252293. The reversal of 53252286 is 68225235.

53252286 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 33090 + ... + 34661.

It is an arithmetic number, because the mean of its divisors is an integer number (6707448).

Almost surely, 253252286 is an apocalyptic number.

53252286 is an abundant number, since it is smaller than the sum of its proper divisors (54066882).

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

53252286 is a wasteful number, since it uses less digits than its factorization.

53252286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67887.

The product of its digits is 28800, while the sum is 33.

The square root of 53252286 is about 7297.4163921213. The cubic root of 53252286 is about 376.2236437353.

The spelling of 53252286 in words is "fifty-three million, two hundred fifty-two thousand, two hundred eighty-six".

Divisors: 1 2 3 6 131 262 393 786 67751 135502 203253 406506 8875381 17750762 26626143 53252286