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13053155 = 55634637
BaseRepresentation
bin110001110010…
…110011100011
3220120011120012
4301302303203
511320200110
61143435135
7215643563
oct61626343
926504505
1013053155
117406035
124455aab
13292047b
141a3ada3
15122c905
hexc72ce3

13053155 has 8 divisors (see below), whose sum is σ = 15694992. Its totient is φ = 10421728.

The previous prime is 13053151. The next prime is 13053163. The reversal of 13053155 is 55135031.

13053155 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13053155 - 22 = 13053151 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is a self number, because there is not a number n which added to its sum of digits gives 13053155.

It is not an unprimeable number, because it can be changed into a prime (13053151) 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 7 ways as a sum of consecutive naturals, for example, 497 + ... + 5133.

It is an arithmetic number, because the mean of its divisors is an integer number (1961874).

Almost surely, 213053155 is an apocalyptic number.

13053155 is a deficient number, since it is larger than the sum of its proper divisors (2641837).

13053155 is an equidigital number, since it uses as much as digits as its factorization.

13053155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5205.

The product of its (nonzero) digits is 1125, while the sum is 23.

The square root of 13053155 is about 3612.9150280625. The cubic root of 13053155 is about 235.4535078306.

Adding to 13053155 its reverse (55135031), we get a palindrome (68188186).

The spelling of 13053155 in words is "thirteen million, fifty-three thousand, one hundred fifty-five".

Divisors: 1 5 563 2815 4637 23185 2610631 13053155