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13233223213 = 723277296729
BaseRepresentation
bin11000101001100001…
…01111011000101101
31021011020122101120021
430110300233120231
5204100201120323
610025041522141
7645634353460
oct142460573055
937136571507
1013233223213
11568089a511
122693943351
13132b7bc0c2
148d77192d7
15526b7005d
hex314c2f62d

13233223213 has 16 divisors (see below), whose sum is σ = 15838260480. Its totient is φ = 10810394496.

The previous prime is 13233223141. The next prime is 13233223219. The reversal of 13233223213 is 31232233231.

13233223213 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 13233223213 - 29 = 13233222701 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13233223219) 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 15 ways as a sum of consecutive naturals, for example, 103768 + ... + 192961.

It is an arithmetic number, because the mean of its divisors is an integer number (989891280).

Almost surely, 213233223213 is an apocalyptic number.

It is an amenable number.

13233223213 is a deficient number, since it is larger than the sum of its proper divisors (2605037267).

13233223213 is a wasteful number, since it uses less digits than its factorization.

13233223213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297036.

The product of its digits is 3888, while the sum is 25.

Adding to 13233223213 its reverse (31232233231), we get a palindrome (44465456444).

The spelling of 13233223213 in words is "thirteen billion, two hundred thirty-three million, two hundred twenty-three thousand, two hundred thirteen".

Divisors: 1 7 23 161 277 1939 6371 44597 296729 2077103 6824767 47773369 82193933 575357531 1890460459 13233223213