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13264055 = 57254139
BaseRepresentation
bin110010100110…
…010010110111
3220221212212022
4302212102313
511343422210
61152143355
7220512500
oct62462267
926855768
1013264055
11753a532
124537b5b
13299546c
141a93ba7
151270155
hexca64b7

13264055 has 12 divisors (see below), whose sum is σ = 18515880. Its totient is φ = 9095184.

The previous prime is 13264051. The next prime is 13264061. The reversal of 13264055 is 55046231.

It is not a de Polignac number, because 13264055 - 22 = 13264051 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13264051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26825 + ... + 27314.

It is an arithmetic number, because the mean of its divisors is an integer number (1542990).

Almost surely, 213264055 is an apocalyptic number.

13264055 is a deficient number, since it is larger than the sum of its proper divisors (5251825).

13264055 is an equidigital number, since it uses as much as digits as its factorization.

13264055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54158 (or 54151 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 13264055 is about 3641.9850356639. The cubic root of 13264055 is about 236.7148142030.

The spelling of 13264055 in words is "thirteen million, two hundred sixty-four thousand, fifty-five".

Divisors: 1 5 7 35 49 245 54139 270695 378973 1894865 2652811 13264055