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54527184429 = 3171341779687
BaseRepresentation
bin110010110010000100…
…101100111000101101
312012202002111222011020
4302302010230320231
51343132424400204
641014402444353
73640143264114
oct626204547055
9165662458136
1054527184429
11211411a0793
12a6990636b9
1351ac973a93
1428d3ab4c7b
151642052bd9
hexcb212ce2d

54527184429 has 16 divisors (see below), whose sum is σ = 76986258048. Its totient is φ = 34210156032.

The previous prime is 54527184403. The next prime is 54527184461. The reversal of 54527184429 is 92448172545.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2k-54527184429 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54527185429) 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 15 ways as a sum of consecutive naturals, for example, 644424 + ... + 724110.

It is an arithmetic number, because the mean of its divisors is an integer number (4811641128).

Almost surely, 254527184429 is an apocalyptic number.

It is an amenable number.

54527184429 is a deficient number, since it is larger than the sum of its proper divisors (22459073619).

54527184429 is a wasteful number, since it uses less digits than its factorization.

54527184429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93124.

The product of its digits is 3225600, while the sum is 51.

The spelling of 54527184429 in words is "fifty-four billion, five hundred twenty-seven million, one hundred eighty-four thousand, four hundred twenty-nine".

Divisors: 1 3 17 51 13417 40251 79687 228089 239061 684267 1354679 4064037 1069160479 3207481437 18175728143 54527184429