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52808856164 = 2222567585023
BaseRepresentation
bin110001001011101001…
…110011001001100100
312001022100011211220122
4301023221303021210
51331123031344124
640132101021112
73546436604531
oct611351631144
9161270154818
1052808856164
112043a24a289
12a2996b4798
134c9797acac
1427ad7bbd88
15159127d75e
hexc4ba73264

52808856164 has 12 divisors (see below), whose sum is σ = 92419751424. Its totient is φ = 26403212904.

The previous prime is 52808856143. The next prime is 52808856169. The reversal of 52808856164 is 46165880825.

It is not an unprimeable number, because it can be changed into a prime (52808856169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 202244 + ... + 382779.

It is an arithmetic number, because the mean of its divisors is an integer number (7701645952).

Almost surely, 252808856164 is an apocalyptic number.

It is an amenable number.

52808856164 is a deficient number, since it is larger than the sum of its proper divisors (39610895260).

52808856164 is a wasteful number, since it uses less digits than its factorization.

52808856164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607594 (or 607592 counting only the distinct ones).

The product of its (nonzero) digits is 3686400, while the sum is 53.

The spelling of 52808856164 in words is "fifty-two billion, eight hundred eight million, eight hundred fifty-six thousand, one hundred sixty-four".

Divisors: 1 2 4 22567 45134 90268 585023 1170046 2340092 13202214041 26404428082 52808856164