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13104055 = 52620811
BaseRepresentation
bin110001111111…
…001110110111
3220122202101101
4301333032313
511323312210
61144510531
7216245146
oct61771667
926582341
1013104055
1174402a8
12447b447
13293a6a3
141a5175d
15123ca3a
hexc7f3b7

13104055 has 4 divisors (see below), whose sum is σ = 15724872. Its totient is φ = 10483240.

The previous prime is 13104037. The next prime is 13104073. The reversal of 13104055 is 55040131.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55040131 = 192896849.

It is an interprime number because it is at equal distance from previous prime (13104037) and next prime (13104073).

It is not a de Polignac number, because 13104055 - 29 = 13103543 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, 1310401 + ... + 1310410.

It is an arithmetic number, because the mean of its divisors is an integer number (3931218).

Almost surely, 213104055 is an apocalyptic number.

13104055 is a deficient number, since it is larger than the sum of its proper divisors (2620817).

13104055 is an equidigital number, since it uses as much as digits as its factorization.

13104055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2620816.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 13104055 is about 3619.9523477527. The cubic root of 13104055 is about 235.7591565284.

Adding to 13104055 its reverse (55040131), we get a palindrome (68144186).

The spelling of 13104055 in words is "thirteen million, one hundred four thousand, fifty-five".

Divisors: 1 5 2620811 13104055