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12590 = 251259
BaseRepresentation
bin11000100101110
3122021022
43010232
5400330
6134142
751464
oct30456
918238
1012590
119506
127352
135966
144834
153ae5
hex312e

12590 has 8 divisors (see below), whose sum is σ = 22680. Its totient is φ = 5032.

The previous prime is 12589. The next prime is 12601. The reversal of 12590 is 9521.

12590 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

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 3 ways as a sum of consecutive naturals, for example, 620 + ... + 639.

It is an arithmetic number, because the mean of its divisors is an integer number (2835).

212590 is an apocalyptic number.

12590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12590 is a deficient number, since it is larger than the sum of its proper divisors (10090).

12590 is a wasteful number, since it uses less digits than its factorization.

12590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1266.

The product of its (nonzero) digits is 90, while the sum is 17.

The square root of 12590 is about 112.2051692214. The cubic root of 12590 is about 23.2635100885.

The spelling of 12590 in words is "twelve thousand, five hundred ninety".

Divisors: 1 2 5 10 1259 2518 6295 12590