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13023203213 = 431327228233
BaseRepresentation
bin11000010000011111…
…00100111110001101
31020121121110021021202
430020033210332031
5203132420000323
65552140235245
7640504254326
oct141017447615
936547407252
1013023203213
115583293369
12263553bb25
1312c7137107
148b788944d
155134d6d28
hex3083e4f8d

13023203213 has 8 divisors (see below), whose sum is σ = 13336169088. Its totient is φ = 12710696544.

The previous prime is 13023203203. The next prime is 13023203227. The reversal of 13023203213 is 31230232031.

13023203213 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 13023203213 - 28 = 13023202957 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 (13023203203) 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, 57056 + ... + 171177.

It is an arithmetic number, because the mean of its divisors is an integer number (1667021136).

Almost surely, 213023203213 is an apocalyptic number.

It is an amenable number.

13023203213 is a deficient number, since it is larger than the sum of its proper divisors (312965875).

13023203213 is a wasteful number, since it uses less digits than its factorization.

13023203213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229603.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 13023203213 its reverse (31230232031), we get a palindrome (44253435244).

The spelling of 13023203213 in words is "thirteen billion, twenty-three million, two hundred three thousand, two hundred thirteen".

Divisors: 1 43 1327 57061 228233 9814019 302865191 13023203213