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13231132113332 = 2271047745102647
BaseRepresentation
bin1100000010001001110011…
…1011011111100110110100
31201211212212100100102200102
43000202130323133212310
53213234324310111312
644050144223533232
72533626534220250
oct300423473374664
951755770312612
1013231132113332
114241323163481
12159834745a218
1374c8c8a85213
1433a566a4d260
1517e28ad10ec2
hexc089cedf9b4

13231132113332 has 24 divisors (see below), whose sum is σ = 26464790561664. Its totient is φ = 5669943833952.

The previous prime is 13231132113281. The next prime is 13231132113359. The reversal of 13231132113332 is 23331123113231.

It is a junction number, because it is equal to n+sod(n) for n = 13231132113295 and 13231132113304.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22257968 + ... + 22844679.

It is an arithmetic number, because the mean of its divisors is an integer number (1102699606736).

Almost surely, 213231132113332 is an apocalyptic number.

It is an amenable number.

13231132113332 is an abundant number, since it is smaller than the sum of its proper divisors (13233658448332).

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

13231132113332 is a wasteful number, since it uses less digits than its factorization.

13231132113332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45113135 (or 45113133 counting only the distinct ones).

The product of its digits is 5832, while the sum is 29.

Adding to 13231132113332 its reverse (23331123113231), we get a palindrome (36562255226563).

The spelling of 13231132113332 in words is "thirteen trillion, two hundred thirty-one billion, one hundred thirty-two million, one hundred thirteen thousand, three hundred thirty-two".

Divisors: 1 2 4 7 14 28 10477 20954 41908 73339 146678 293356 45102647 90205294 180410588 315718529 631437058 1262874116 472540432619 945080865238 1890161730476 3307783028333 6615566056666 13231132113332