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13531511341 = 16383015407
BaseRepresentation
bin11001001101000101…
…00111101000101101
31021221000220222221201
430212202213220231
5210203031330331
610114415125501
7656215643245
oct144642475055
937830828851
1013531511341
115814204827
122757813891
13137853a95a
149251a4b25
15542e41a61
hex3268a7a2d

13531511341 has 4 divisors (see below), whose sum is σ = 13614526912. Its totient is φ = 13448495772.

The previous prime is 13531511321. The next prime is 13531511347. The reversal of 13531511341 is 14311513531.

13531511341 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.

It is a cyclic number.

It is not a de Polignac number, because 13531511341 - 25 = 13531511309 is a prime.

It is a super-2 number, since 2×135315113412 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13531511347) 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, 41507541 + ... + 41507866.

It is an arithmetic number, because the mean of its divisors is an integer number (3403631728).

Almost surely, 213531511341 is an apocalyptic number.

It is an amenable number.

13531511341 is a deficient number, since it is larger than the sum of its proper divisors (83015571).

13531511341 is an equidigital number, since it uses as much as digits as its factorization.

13531511341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83015570.

The product of its digits is 2700, while the sum is 28.

The spelling of 13531511341 in words is "thirteen billion, five hundred thirty-one million, five hundred eleven thousand, three hundred forty-one".

Divisors: 1 163 83015407 13531511341