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53990267183 = 234769597177
BaseRepresentation
bin110010010010000100…
…100001100100101111
312011100200012202011022
4302102010201210233
51341033002022213
640445222444355
73620633461526
oct622204414457
9164320182138
1053990267183
1120996109926
12a5692936bb
135125664378
14288266d4bd
15160ed46308
hexc9212192f

53990267183 has 16 divisors (see below), whose sum is σ = 57552629760. Its totient is φ = 50529775296.

The previous prime is 53990267141. The next prime is 53990267203. The reversal of 53990267183 is 38176209935.

It is not a de Polignac number, because 53990267183 - 26 = 53990267119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53990267113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7519091 + ... + 7526267.

It is an arithmetic number, because the mean of its divisors is an integer number (3597039360).

Almost surely, 253990267183 is an apocalyptic number.

53990267183 is a deficient number, since it is larger than the sum of its proper divisors (3562362577).

53990267183 is a wasteful number, since it uses less digits than its factorization.

53990267183 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14206.

The product of its (nonzero) digits is 2449440, while the sum is 53.

The spelling of 53990267183 in words is "fifty-three billion, nine hundred ninety million, two hundred sixty-seven thousand, one hundred eighty-three".

Divisors: 1 23 47 1081 6959 7177 160057 165071 327073 337319 7522679 7758337 49944743 1148729089 2347402921 53990267183