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13230320341 = 71890045763
BaseRepresentation
bin11000101001001011…
…01010101011010101
31021011001011220120111
430110211222223111
5204043430222331
610024455403021
7645600603340
oct142445525325
937131156514
1013230320341
11567a197547
122692983471
13132b013a24
148d71a1457
15526799db1
hex31496aad5

13230320341 has 4 divisors (see below), whose sum is σ = 15120366112. Its totient is φ = 11340274572.

The previous prime is 13230320321. The next prime is 13230320357. The reversal of 13230320341 is 14302303231.

13230320341 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 13230320341 - 25 = 13230320309 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 (13230320321) 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, 945022875 + ... + 945022888.

It is an arithmetic number, because the mean of its divisors is an integer number (3780091528).

Almost surely, 213230320341 is an apocalyptic number.

It is an amenable number.

13230320341 is a deficient number, since it is larger than the sum of its proper divisors (1890045771).

13230320341 is an equidigital number, since it uses as much as digits as its factorization.

13230320341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1890045770.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 13230320341 its reverse (14302303231), we get a palindrome (27532623572).

The spelling of 13230320341 in words is "thirteen billion, two hundred thirty million, three hundred twenty thousand, three hundred forty-one".

Divisors: 1 7 1890045763 13230320341