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53124431055 = 354382363459
BaseRepresentation
bin110001011110011101…
…100111110011001111
312002010022222201021120
4301132131213303033
51332244323243210
640223252532023
73560321133123
oct613635476317
9162108881246
1053124431055
11205913a1383
12a367321013
13501816ccb7
1427dd687583
1515add17270
hexc5e767ccf

53124431055 has 16 divisors (see below), whose sum is σ = 86975813760. Its totient is φ = 27674121888.

The previous prime is 53124431051. The next prime is 53124431069. The reversal of 53124431055 is 55013442135.

It is not a de Polignac number, because 53124431055 - 22 = 53124431051 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53124431051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41181085 + ... + 41182374.

It is an arithmetic number, because the mean of its divisors is an integer number (5435988360).

Almost surely, 253124431055 is an apocalyptic number.

53124431055 is a deficient number, since it is larger than the sum of its proper divisors (33851382705).

53124431055 is a wasteful number, since it uses less digits than its factorization.

53124431055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82363510.

The product of its (nonzero) digits is 36000, while the sum is 33.

The spelling of 53124431055 in words is "fifty-three billion, one hundred twenty-four million, four hundred thirty-one thousand, fifty-five".

Divisors: 1 3 5 15 43 129 215 645 82363459 247090377 411817295 1235451885 3541628737 10624886211 17708143685 53124431055