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54164242855 = 510832848571
BaseRepresentation
bin110010011100011100…
…001100000110100111
312011210210120121220201
4302130130030012213
51341412021232410
640514355411331
73625145316322
oct623434140647
9164723517821
1054164242855
1120a75337378
12a5b75b3b47
135152709158
14289b7d97b9
15162025e83a
hexc9c70c1a7

54164242855 has 4 divisors (see below), whose sum is σ = 64997091432. Its totient is φ = 43331394280.

The previous prime is 54164242849. The next prime is 54164242901. The reversal of 54164242855 is 55824246145.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 54164242855 - 211 = 54164240807 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 5416424281 + ... + 5416424290.

It is an arithmetic number, because the mean of its divisors is an integer number (16249272858).

Almost surely, 254164242855 is an apocalyptic number.

54164242855 is a deficient number, since it is larger than the sum of its proper divisors (10832848577).

54164242855 is a wasteful number, since it uses less digits than its factorization.

54164242855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10832848576.

The product of its digits is 1536000, while the sum is 46.

The spelling of 54164242855 in words is "fifty-four billion, one hundred sixty-four million, two hundred forty-two thousand, eight hundred fifty-five".

Divisors: 1 5 10832848571 54164242855