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232131033210213 = 32139244176016543
BaseRepresentation
bin110100110001111100110111…
…110001101001110101100101
31010102220111202211021102121100
4310301330313301221311211
5220411213324000211323
62141411305142110313
766615625254306114
oct6461746761516545
91112814684242540
10232131033210213
1167a67244670455
122205067141b399
139c6ab29c013b7
1441472b823dc7b
151bc83da74a943
hexd31f37c69d65

232131033210213 has 24 divisors (see below), whose sum is σ = 337850968815360. Its totient is φ = 153577740133440.

The previous prime is 232131033210121. The next prime is 232131033210227. The reversal of 232131033210213 is 312012330131232.

232131033210213 is a `hidden beast` number, since 2 + 3 + 2 + 1 + 310 + 3 + 321 + 0 + 21 + 3 = 666.

It is not a de Polignac number, because 232131033210213 - 230 = 232129959468389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232131033210313) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34954581 + ... + 41061962.

It is an arithmetic number, because the mean of its divisors is an integer number (14077123700640).

Almost surely, 2232131033210213 is an apocalyptic number.

It is an amenable number.

232131033210213 is a deficient number, since it is larger than the sum of its proper divisors (105719935605147).

232131033210213 is a wasteful number, since it uses less digits than its factorization.

232131033210213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76019129 (or 76019126 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 232131033210213 its reverse (312012330131232), we get a palindrome (544143363341445).

The spelling of 232131033210213 in words is "two hundred thirty-two trillion, one hundred thirty-one billion, thirty-three million, two hundred ten thousand, two hundred thirteen".

Divisors: 1 3 9 139 417 1251 2441 7323 21969 339299 1017897 3053691 76016543 228049629 684148887 10566299477 31698898431 95096695293 185556381463 556669144389 1670007433167 25792337023357 77377011070071 232131033210213