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13232206441 = 108712173143
BaseRepresentation
bin11000101001011001…
…10111001001101001
31021011011201201211001
430110230313021221
5204044421101231
610025004035001
7645622620226
oct142454671151
937134651731
1013232206441
115680265603
122693532a61
13132b52436c
148d753294d
15526a1db61
hex314b37269

13232206441 has 4 divisors (see below), whose sum is σ = 13244380672. Its totient is φ = 13220032212.

The previous prime is 13232206417. The next prime is 13232206459. The reversal of 13232206441 is 14460223231.

It is a happy number.

13232206441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 14460223231 = 83174219557.

It is a cyclic number.

It is not a de Polignac number, because 13232206441 - 25 = 13232206409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13232200441) 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, 6085485 + ... + 6087658.

It is an arithmetic number, because the mean of its divisors is an integer number (3311095168).

Almost surely, 213232206441 is an apocalyptic number.

It is an amenable number.

13232206441 is a deficient number, since it is larger than the sum of its proper divisors (12174231).

13232206441 is a wasteful number, since it uses less digits than its factorization.

13232206441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12174230.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 13232206441 its reverse (14460223231), we get a palindrome (27692429672).

The spelling of 13232206441 in words is "thirteen billion, two hundred thirty-two million, two hundred six thousand, four hundred forty-one".

Divisors: 1 1087 12173143 13232206441