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13290164186 = 213412304081
BaseRepresentation
bin11000110000010011…
…11100111111011010
31021022012210021220012
430120021330333122
5204204240223221
610034434201522
7650225350235
oct143011747732
937265707805
1013290164186
1156aaa51072
1226aaa232a2
13133a5378a0
149010dc41c
1552bb6b65b
hex31827cfda

13290164186 has 24 divisors (see below), whose sum is σ = 22005198012. Its totient is φ = 5984294400.

The previous prime is 13290164183. The next prime is 13290164189. The reversal of 13290164186 is 68146109231.

It is an interprime number because it is at equal distance from previous prime (13290164183) and next prime (13290164189).

It can be written as a sum of positive squares in 6 ways, for example, as 916938961 + 12373225225 = 30281^2 + 111235^2 .

It is a Harshad number since it is a multiple of its sum of digits (41).

It is not an unprimeable number, because it can be changed into a prime (13290164183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 108335 + ... + 195746.

Almost surely, 213290164186 is an apocalyptic number.

13290164186 is a deficient number, since it is larger than the sum of its proper divisors (8715033826).

13290164186 is a wasteful number, since it uses less digits than its factorization.

13290164186 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304178 (or 304137 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 41.

The spelling of 13290164186 in words is "thirteen billion, two hundred ninety million, one hundred sixty-four thousand, one hundred eighty-six".

Divisors: 1 2 13 26 41 82 533 1066 1681 3362 21853 43706 304081 608162 3953053 7906106 12467321 24934642 162075173 324150346 511160161 1022320322 6645082093 13290164186