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13523400404 = 2219177939479
BaseRepresentation
bin11001001100000111…
…01011011011010100
31021220110122220211122
430212003223123110
5210143442303104
610113525223112
7656060002223
oct144603533324
937813586748
1013523400404
11580a674978
122754b61a98
13137695ab97
14924092cba
1554238d6be
hex3260eb6d4

13523400404 has 12 divisors (see below), whose sum is σ = 24911527200. Its totient is φ = 6405821208.

The previous prime is 13523400389. The next prime is 13523400409. The reversal of 13523400404 is 40400432531.

13523400404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13523400409) 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, 88969664 + ... + 88969815.

It is an arithmetic number, because the mean of its divisors is an integer number (2075960600).

Almost surely, 213523400404 is an apocalyptic number.

It is an amenable number.

13523400404 is a deficient number, since it is larger than the sum of its proper divisors (11388126796).

13523400404 is a wasteful number, since it uses less digits than its factorization.

13523400404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177939502 (or 177939500 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

Adding to 13523400404 its reverse (40400432531), we get a palindrome (53923832935).

The spelling of 13523400404 in words is "thirteen billion, five hundred twenty-three million, four hundred thousand, four hundred four".

Divisors: 1 2 4 19 38 76 177939479 355878958 711757916 3380850101 6761700202 13523400404