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13110055 = 573143281
BaseRepresentation
bin110010000000…
…101100100111
3220200001121121
4302000230213
511324010210
61144554411
7216301510
oct62005447
926601547
1013110055
117444862
124482a07
13294033a
141a53a07
15123e6da
hexc80b27

13110055 has 32 divisors (see below), whose sum is σ = 19058688. Its totient is φ = 8467200.

The previous prime is 13110047. The next prime is 13110073. The reversal of 13110055 is 55001131.

13110055 = T154 + T155 + ... + T434.

13110055 is nontrivially palindromic in base 6.

13110055 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13110055 - 23 = 13110047 is a prime.

It is a Duffinian number.

It is a zygodrome in base 6.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46515 + ... + 46795.

It is an arithmetic number, because the mean of its divisors is an integer number (595584).

Almost surely, 213110055 is an apocalyptic number.

13110055 is a deficient number, since it is larger than the sum of its proper divisors (5948633).

13110055 is a wasteful number, since it uses less digits than its factorization.

13110055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367.

The product of its (nonzero) digits is 75, while the sum is 16.

The square root of 13110055 is about 3620.7809931008. The cubic root of 13110055 is about 235.7951336642.

Adding to 13110055 its reverse (55001131), we get a palindrome (68111186).

The spelling of 13110055 in words is "thirteen million, one hundred ten thousand, fifty-five".

Divisors: 1 5 7 31 35 43 155 215 217 281 301 1085 1333 1405 1505 1967 6665 8711 9331 9835 12083 43555 46655 60415 60977 84581 304885 374573 422905 1872865 2622011 13110055