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53990267184 = 2432753561773
BaseRepresentation
bin110010010010000100…
…100001100100110000
312011100200012202011100
4302102010201210300
51341033002022214
640445222444400
73620633461530
oct622204414460
9164320182140
1053990267184
1120996109927
12a569293700
135125664379
14288266d4c0
15160ed46309
hexc92121930

53990267184 has 60 divisors (see below), whose sum is σ = 172683159376. Its totient is φ = 15425790336.

The previous prime is 53990267141. The next prime is 53990267203. The reversal of 53990267184 is 48176209935.

53990267184 is a `hidden beast` number, since 539 + 9 + 0 + 26 + 7 + 1 + 84 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 53990267184.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26779879 + ... + 26781894.

It is a 1-persistent number, because it is pandigital, but 2⋅53990267184 = 107980534368 is not.

Almost surely, 253990267184 is an apocalyptic number.

It is an amenable number.

53990267184 is an abundant number, since it is smaller than the sum of its proper divisors (118692892192).

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

53990267184 is a wasteful number, since it uses less digits than its factorization.

53990267184 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53561794 (or 53561785 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 54.

The spelling of 53990267184 in words is "fifty-three billion, nine hundred ninety million, two hundred sixty-seven thousand, one hundred eighty-four".

Divisors: 1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 36 42 48 56 63 72 84 112 126 144 168 252 336 504 1008 53561773 107123546 160685319 214247092 321370638 374932411 428494184 482055957 642741276 749864822 856988368 964111914 1124797233 1285482552 1499729644 1928223828 2249594466 2570965104 2999459288 3374391699 3856447656 4499188932 5998918576 6748783398 7712895312 8998377864 13497566796 17996755728 26995133592 53990267184