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13213342343 = 541131918517
BaseRepresentation
bin11000100111001001…
…11001101010000111
31021002212020100010202
430103210321222013
5204030103423333
610023051441115
7645303361655
oct142344715207
937085210122
1013213342343
115670650743
12268915619b
13132764ac86
148d4c21dd5
155250445e8
hex313939a87

13213342343 has 8 divisors (see below), whose sum is σ = 13248517920. Its totient is φ = 13178207520.

The previous prime is 13213342313. The next prime is 13213342403. The reversal of 13213342343 is 34324331231.

13213342343 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13213342343 - 222 = 13209148039 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 (13213342313) 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 7 ways as a sum of consecutive naturals, for example, 704321 + ... + 722837.

It is an arithmetic number, because the mean of its divisors is an integer number (1656064740).

Almost surely, 213213342343 is an apocalyptic number.

13213342343 is a deficient number, since it is larger than the sum of its proper divisors (35175577).

13213342343 is a wasteful number, since it uses less digits than its factorization.

13213342343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20377.

The product of its digits is 15552, while the sum is 29.

Adding to 13213342343 its reverse (34324331231), we get a palindrome (47537673574).

The spelling of 13213342343 in words is "thirteen billion, two hundred thirteen million, three hundred forty-two thousand, three hundred forty-three".

Divisors: 1 541 1319 18517 713579 10017697 24423923 13213342343