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13027055 = 52605411
BaseRepresentation
bin110001101100…
…011011101111
3220111211202112
4301230123233
511313331210
61143114235
7215504516
oct61543357
926454675
1013027055
117398468
12444297b
132911622
141a3167d
151224d05
hexc6c6ef

13027055 has 4 divisors (see below), whose sum is σ = 15632472. Its totient is φ = 10421640.

The previous prime is 13027051. The next prime is 13027067. The reversal of 13027055 is 55072031.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 13027055 - 22 = 13027051 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13027055.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13027051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1302701 + ... + 1302710.

It is an arithmetic number, because the mean of its divisors is an integer number (3908118).

Almost surely, 213027055 is an apocalyptic number.

13027055 is a deficient number, since it is larger than the sum of its proper divisors (2605417).

13027055 is an equidigital number, since it uses as much as digits as its factorization.

13027055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2605416.

The product of its (nonzero) digits is 1050, while the sum is 23.

The square root of 13027055 is about 3609.3011788988. The cubic root of 13027055 is about 235.2964720536.

Adding to 13027055 its reverse (55072031), we get a palindrome (68099086).

The spelling of 13027055 in words is "thirteen million, twenty-seven thousand, fifty-five".

Divisors: 1 5 2605411 13027055