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13213006213 = 11231271912153
BaseRepresentation
bin11000100111000111…
…00111100110000101
31021002211121021001111
430103203213212011
5204030012144323
610023040325021
7645300462001
oct142343474605
937084537044
1013213006213
115670441150
122689013771
131327560c94
148d4b75701
15524ec9c0d
hex3138e7985

13213006213 has 32 divisors (see below), whose sum is σ = 15245770752. Its totient is φ = 11334153600.

The previous prime is 13213006211. The next prime is 13213006231. The reversal of 13213006213 is 31260031231.

13213006213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13213006213 - 21 = 13213006211 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 (13213006211) 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 31 ways as a sum of consecutive naturals, for example, 6135945 + ... + 6138097.

It is an arithmetic number, because the mean of its divisors is an integer number (476430336).

Almost surely, 213213006213 is an apocalyptic number.

It is an amenable number.

13213006213 is a deficient number, since it is larger than the sum of its proper divisors (2032764539).

13213006213 is a wasteful number, since it uses less digits than its factorization.

13213006213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2505.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 13213006213 its reverse (31260031231), we get a palindrome (44473037444).

The spelling of 13213006213 in words is "thirteen billion, two hundred thirteen million, six thousand, two hundred thirteen".

Divisors: 1 11 23 127 191 253 1397 2101 2153 2921 4393 23683 24257 32131 48323 49519 266827 273431 411223 544709 557911 3007741 4523453 6137021 6288913 9458129 52225321 69178043 104039419 574478531 1201182383 13213006213