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13324152444 = 2231110346037
BaseRepresentation
bin11000110100010111…
…00110111001111100
31021101120202002000120
430122023212321330
5204241440334234
610042050454540
7651120266331
oct143213467174
937346662016
1013324152444
115718155a39
1226ba294450
1313445a7c95
14905828988
1552eb32049
hex31a2e6e7c

13324152444 has 12 divisors (see below), whose sum is σ = 31089689064. Its totient is φ = 4441384144.

The previous prime is 13324152433. The next prime is 13324152451. The reversal of 13324152444 is 44425142331.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 555173007 + ... + 555173030.

It is an arithmetic number, because the mean of its divisors is an integer number (2590807422).

Almost surely, 213324152444 is an apocalyptic number.

It is an amenable number.

13324152444 is an abundant number, since it is smaller than the sum of its proper divisors (17765536620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13324152444 is a wasteful number, since it uses less digits than its factorization.

13324152444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110346044 (or 1110346042 counting only the distinct ones).

The product of its digits is 46080, while the sum is 33.

Adding to 13324152444 its reverse (44425142331), we get a palindrome (57749294775).

The spelling of 13324152444 in words is "thirteen billion, three hundred twenty-four million, one hundred fifty-two thousand, four hundred forty-four".

Divisors: 1 2 3 4 6 12 1110346037 2220692074 3331038111 4441384148 6662076222 13324152444