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13775070231 = 32132313993659
BaseRepresentation
bin11001101010000111…
…01110010000010111
31022120000020001221100
430311003232100113
5211202404221411
610154515321143
7665234110416
oct146503562027
938500201840
1013775070231
11592973916a
1228052b01b3
1313b6b36640
1494968547d
15559502456
hex3350ee417

13775070231 has 48 divisors (see below), whose sum is σ = 22381632000. Its totient is φ = 8100392256.

The previous prime is 13775070191. The next prime is 13775070241. The reversal of 13775070231 is 13207057731.

13775070231 is a `hidden beast` number, since 1 + 377 + 50 + 7 + 0 + 231 = 666.

13775070231 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 13775070231 - 218 = 13774808087 is a prime.

It is a super-2 number, since 2×137750702312 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13775070241) 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 47 ways as a sum of consecutive naturals, for example, 3762880 + ... + 3766538.

It is an arithmetic number, because the mean of its divisors is an integer number (466284000).

Almost surely, 213775070231 is an apocalyptic number.

13775070231 is a deficient number, since it is larger than the sum of its proper divisors (8606561769).

13775070231 is a wasteful number, since it uses less digits than its factorization.

13775070231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5100 (or 5097 counting only the distinct ones).

The product of its (nonzero) digits is 30870, while the sum is 36.

The spelling of 13775070231 in words is "thirteen billion, seven hundred seventy-five million, seventy thousand, two hundred thirty-one".

Divisors: 1 3 9 13 23 39 69 117 207 299 897 1399 2691 3659 4197 10977 12591 18187 32177 32931 47567 54561 84157 96531 142701 163683 252471 289593 418301 428103 757413 1094041 1254903 3282123 3764709 5118941 9846369 15356823 46070469 66546233 117735643 199638699 353206929 598916097 1059620787 1530563359 4591690077 13775070231