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52514321211 = 321123131176053
BaseRepresentation
bin110000111010000110…
…001111001100111011
312000112210221220220200
4300322012033030323
51330022131234321
640042540053243
73536232236202
oct607206171473
9160483856820
1052514321211
11202a8a68870
12a216b34223
134c4b944861
14278262c239
15157549dd26
hexc3a18f33b

52514321211 has 48 divisors (see below), whose sum is σ = 87007295232. Its totient is φ = 30210523200.

The previous prime is 52514321161. The next prime is 52514321231. The reversal of 52514321211 is 11212341525.

It is a happy number.

52514321211 is a `hidden beast` number, since 525 + 14 + 3 + 2 + 121 + 1 = 666.

It is not a de Polignac number, because 52514321211 - 26 = 52514321147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52514321231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 210261 + ... + 386313.

It is an arithmetic number, because the mean of its divisors is an integer number (1812651984).

Almost surely, 252514321211 is an apocalyptic number.

52514321211 is a deficient number, since it is larger than the sum of its proper divisors (34492974021).

52514321211 is a wasteful number, since it uses less digits than its factorization.

52514321211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176224 (or 176221 counting only the distinct ones).

The product of its digits is 2400, while the sum is 27.

Adding to 52514321211 its reverse (11212341525), we get a palindrome (63726662736).

The spelling of 52514321211 in words is "fifty-two billion, five hundred fourteen million, three hundred twenty-one thousand, two hundred eleven".

Divisors: 1 3 9 11 23 33 69 99 131 207 253 393 759 1179 1441 2277 3013 4323 9039 12969 27117 33143 99429 176053 298287 528159 1584477 1936583 4049219 5809749 12147657 17429247 23062943 36442971 44541409 69188829 133624227 207566487 253692373 400872681 530447689 761077119 1591343067 2283231357 4774029201 5834924579 17504773737 52514321211