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12593161 = 731131443
BaseRepresentation
bin110000000010…
…100000001001
3212200210120101
4300002200021
511210440121
61125525401
7212016520
oct60024011
925623511
1012593161
117121479
124273861
1327bbc99
14195b4b7
15118b491
hexc02809

12593161 has 16 divisors (see below), whose sum is σ = 15003648. Its totient is φ = 10342800.

The previous prime is 12593159. The next prime is 12593173. The reversal of 12593161 is 16139521.

12593161 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 12593161 - 21 = 12593159 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12593101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28206 + ... + 28648.

It is an arithmetic number, because the mean of its divisors is an integer number (937728).

Almost surely, 212593161 is an apocalyptic number.

It is an amenable number.

12593161 is a deficient number, since it is larger than the sum of its proper divisors (2410487).

12593161 is a wasteful number, since it uses less digits than its factorization.

12593161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612.

The product of its digits is 1620, while the sum is 28.

The square root of 12593161 is about 3548.6844041137. The cubic root of 12593161 is about 232.6545686638.

The spelling of 12593161 in words is "twelve million, five hundred ninety-three thousand, one hundred sixty-one".

Divisors: 1 7 31 131 217 443 917 3101 4061 13733 28427 58033 96131 406231 1799023 12593161