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55055106105 = 3533911082377
BaseRepresentation
bin110011010001100010…
…100100000000111001
312021002212220011112220
4303101202210000321
51400223101343410
641143021554253
73656213452266
oct632142440071
9167085804486
1055055106105
112139219909a
12a805a15989
135265153b7c
142943c5826d
151673584070
hexcd18a4039

55055106105 has 16 divisors (see below), whose sum is σ = 88114228224. Its totient is φ = 29354037120.

The previous prime is 55055106037. The next prime is 55055106109. The reversal of 55055106105 is 50160155055.

It is not a de Polignac number, because 55055106105 - 27 = 55055105977 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (55055106109) 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, 490324 + ... + 592053.

It is an arithmetic number, because the mean of its divisors is an integer number (5507139264).

Almost surely, 255055106105 is an apocalyptic number.

It is an amenable number.

55055106105 is a deficient number, since it is larger than the sum of its proper divisors (33059122119).

55055106105 is a wasteful number, since it uses less digits than its factorization.

55055106105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1085776.

The product of its (nonzero) digits is 18750, while the sum is 33.

The spelling of 55055106105 in words is "fifty-five billion, fifty-five million, one hundred six thousand, one hundred five".

Divisors: 1 3 5 15 3391 10173 16955 50865 1082377 3247131 5411885 16235655 3670340407 11011021221 18351702035 55055106105