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12595 = 511229
BaseRepresentation
bin11000100110011
3122021111
43010303
5400340
6134151
751502
oct30463
918244
1012595
119510
127357
13596b
144839
153aea
hex3133

12595 has 8 divisors (see below), whose sum is σ = 16560. Its totient is φ = 9120.

The previous prime is 12589. The next prime is 12601. The reversal of 12595 is 59521.

12595 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12589) and next prime (12601).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2k-12595 is a prime.

It is an Ulam number.

It is a nialpdrome in base 11.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60 + ... + 169.

It is an arithmetic number, because the mean of its divisors is an integer number (2070).

12595 is a Friedman number, since it can be written as 2519*5, using all its digits and the basic arithmetic operations.

212595 is an apocalyptic number.

12595 is a deficient number, since it is larger than the sum of its proper divisors (3965).

12595 is a wasteful number, since it uses less digits than its factorization.

12595 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245.

The product of its digits is 450, while the sum is 22.

The square root of 12595 is about 112.2274476231. The cubic root of 12595 is about 23.2665893089.

It can be divided in two parts, 12 and 595, that multiplied together give a triangular number (7140 = T119).

The spelling of 12595 in words is "twelve thousand, five hundred ninety-five".

Divisors: 1 5 11 55 229 1145 2519 12595