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13552231244 = 2219717198263
BaseRepresentation
bin11001001111100011…
…01010001101001100
31021222110220200022112
430213301222031030
5210223332344434
610120435203152
7656560031156
oct144761521514
937873820275
1013552231244
115824976a12
1227627464b8
13137c913956
14927c39ad6
15544b85dce
hex327c6a34c

13552231244 has 12 divisors (see below), whose sum is σ = 23836793904. Its totient is φ = 6741718704.

The previous prime is 13552231243. The next prime is 13552231271. The reversal of 13552231244 is 44213225531.

13552231244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 13552231244.

It is not an unprimeable number, because it can be changed into a prime (13552231243) by changing a digit.

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, 8598344 + ... + 8599919.

It is an arithmetic number, because the mean of its divisors is an integer number (1986399492).

Almost surely, 213552231244 is an apocalyptic number.

It is an amenable number.

13552231244 is a deficient number, since it is larger than the sum of its proper divisors (10284562660).

13552231244 is a wasteful number, since it uses less digits than its factorization.

13552231244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17198464 (or 17198462 counting only the distinct ones).

The product of its digits is 28800, while the sum is 32.

Adding to 13552231244 its reverse (44213225531), we get a palindrome (57765456775).

The spelling of 13552231244 in words is "thirteen billion, five hundred fifty-two million, two hundred thirty-one thousand, two hundred forty-four".

Divisors: 1 2 4 197 394 788 17198263 34396526 68793052 3388057811 6776115622 13552231244