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13532164013 = 20396636667
BaseRepresentation
bin11001001101001010…
…00110111110101101
31021221002011011020202
430212211012332231
5210203213222023
610114441123245
7656224332134
oct144645067655
937832134222
1013532164013
115814610125
122757a89525
131378708a54
149252d491b
15543020128
hex326946fad

13532164013 has 4 divisors (see below), whose sum is σ = 13538802720. Its totient is φ = 13525525308.

The previous prime is 13532163979. The next prime is 13532164049. The reversal of 13532164013 is 31046123531.

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: 31046123531 = 40577652483.

It is a cyclic number.

It is not a de Polignac number, because 13532164013 - 210 = 13532162989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13532164073) by changing a digit.

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, 3316295 + ... + 3320372.

It is an arithmetic number, because the mean of its divisors is an integer number (3384700680).

Almost surely, 213532164013 is an apocalyptic number.

It is an amenable number.

13532164013 is a deficient number, since it is larger than the sum of its proper divisors (6638707).

13532164013 is an equidigital number, since it uses as much as digits as its factorization.

13532164013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6638706.

The product of its (nonzero) digits is 6480, while the sum is 29.

Adding to 13532164013 its reverse (31046123531), we get a palindrome (44578287544).

The spelling of 13532164013 in words is "thirteen billion, five hundred thirty-two million, one hundred sixty-four thousand, thirteen".

Divisors: 1 2039 6636667 13532164013