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12568243 = 137199461
BaseRepresentation
bin101111111100…
…011010110011
3212122112101111
4233330122303
511204140433
61125214151
7211554052
oct57743263
925575344
1012568243
117104786
124261357
1327b083c
141952399
151183dcd
hexbfc6b3

12568243 has 8 divisors (see below), whose sum is σ = 12751200. Its totient is φ = 12386880.

The previous prime is 12568217. The next prime is 12568247. The reversal of 12568243 is 34286521.

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

It is a cyclic number.

It is not a de Polignac number, because 12568243 - 25 = 12568211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12568247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27033 + ... + 27493.

It is an arithmetic number, because the mean of its divisors is an integer number (1593900).

Almost surely, 212568243 is an apocalyptic number.

12568243 is a deficient number, since it is larger than the sum of its proper divisors (182957).

12568243 is a wasteful number, since it uses less digits than its factorization.

12568243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 797.

The product of its digits is 11520, while the sum is 31.

The square root of 12568243 is about 3545.1717870930. The cubic root of 12568243 is about 232.5010166834.

The spelling of 12568243 in words is "twelve million, five hundred sixty-eight thousand, two hundred forty-three".

Divisors: 1 137 199 461 27263 63157 91739 12568243