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105556060055 = 536975710363
BaseRepresentation
bin110001001001110100…
…0011010011110010111
3101002110101100102210202
41202103220122132113
53212134322410210
6120254120411115
710424530464215
oct1422350323627
9332411312722
10105556060055
114084770a276
121855a616a9b
139c52920c44
145174d0bcb5
152b2bdce9a5
hex1893a1a797

105556060055 has 8 divisors (see below), whose sum is σ = 126701556432. Its totient is φ = 84421991808.

The previous prime is 105556060021. The next prime is 105556060069. The reversal of 105556060055 is 550060655501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 105556060055 - 26 = 105556059991 is a prime.

It is a super-2 number, since 2×1055560600552 (a number of 23 digits) contains 22 as substring.

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 (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2836697 + ... + 2873666.

It is an arithmetic number, because the mean of its divisors is an integer number (15837694554).

Almost surely, 2105556060055 is an apocalyptic number.

105556060055 is a deficient number, since it is larger than the sum of its proper divisors (21145496377).

105556060055 is an equidigital number, since it uses as much as digits as its factorization.

105556060055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5714065.

The product of its (nonzero) digits is 112500, while the sum is 38.

The spelling of 105556060055 in words is "one hundred five billion, five hundred fifty-six million, sixty thousand, fifty-five".

Divisors: 1 5 3697 18485 5710363 28551815 21111212011 105556060055