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13080368811 = 331971818011
BaseRepresentation
bin11000010111010011…
…01001011010101011
31020202121000120202010
430023221221122223
5203242033300221
610001541411003
7642100205016
oct141351513253
936677016663
1013080368811
115602588764
122650709a63
131305c30c03
148c12ca37d
15518529c76
hex30ba696ab

13080368811 has 32 divisors (see below), whose sum is σ = 18291460096. Its totient is φ = 8304768000.

The previous prime is 13080368779. The next prime is 13080368813. The reversal of 13080368811 is 11886308031.

It is not a de Polignac number, because 13080368811 - 25 = 13080368779 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13080368811.

It is not an unprimeable number, because it can be changed into a prime (13080368813) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1628796 + ... + 1636806.

It is an arithmetic number, because the mean of its divisors is an integer number (571608128).

Almost surely, 213080368811 is an apocalyptic number.

13080368811 is a deficient number, since it is larger than the sum of its proper divisors (5211091285).

13080368811 is a wasteful number, since it uses less digits than its factorization.

13080368811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8323.

The product of its (nonzero) digits is 27648, while the sum is 39.

The spelling of 13080368811 in words is "thirteen billion, eighty million, three hundred sixty-eight thousand, eight hundred eleven".

Divisors: 1 3 31 93 97 181 291 543 3007 5611 8011 9021 16833 17557 24033 52671 248341 544267 745023 777067 1449991 1632801 2331201 4349973 24089077 44949721 72267231 134849163 140649127 421947381 4360122937 13080368811