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52539888798 = 232171154914867
BaseRepresentation
bin110000111011100111…
…110001010010011110
312000121121001220001100
4300323213301102132
51330100202420143
640045252053530
73536662454235
oct607347612236
9160547056040
1052539888798
1120311441101
12a2236042a6
134c540271c7
142785ba5b1c
15157784e6d3
hexc3b9f149e

52539888798 has 48 divisors (see below), whose sum is σ = 120551230800. Its totient is φ = 16480566528.

The previous prime is 52539888769. The next prime is 52539888803. The reversal of 52539888798 is 89788893525.

52539888798 is a `hidden beast` number, since 5 + 2 + 539 + 8 + 8 + 87 + 9 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3526561 + ... + 3541427.

It is an arithmetic number, because the mean of its divisors is an integer number (2511483975).

Almost surely, 252539888798 is an apocalyptic number.

52539888798 is an abundant number, since it is smaller than the sum of its proper divisors (68011342002).

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

52539888798 is a wasteful number, since it uses less digits than its factorization.

52539888798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26441 (or 26438 counting only the distinct ones).

The product of its digits is 348364800, while the sum is 72.

The spelling of 52539888798 in words is "fifty-two billion, five hundred thirty-nine million, eight hundred eighty-eight thousand, seven hundred ninety-eight".

Divisors: 1 2 3 6 9 17 18 34 51 102 153 306 11549 14867 23098 29734 34647 44601 69294 89202 103941 133803 196333 207882 252739 267606 392666 505478 588999 758217 1177998 1516434 1766997 2274651 3533994 4549302 171698983 343397966 515096949 1030193898 1545290847 2918882711 3090581694 5837765422 8756648133 17513296266 26269944399 52539888798