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12093189 = 36166083
BaseRepresentation
bin101110001000…
…011100000101
3211202101201220
4232020130011
511043440224
61111110553
7204535053
oct56103405
924671656
1012093189
11690a879
124072459
132675544
14186b1d3
1510dd279
hexb88705

12093189 has 8 divisors (see below), whose sum is σ = 16388832. Its totient is φ = 7929840.

The previous prime is 12093167. The next prime is 12093197. The reversal of 12093189 is 98139021.

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

It is not a de Polignac number, because 12093189 - 212 = 12089093 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12093119) 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, 32859 + ... + 33224.

It is an arithmetic number, because the mean of its divisors is an integer number (2048604).

Almost surely, 212093189 is an apocalyptic number.

It is an amenable number.

12093189 is a deficient number, since it is larger than the sum of its proper divisors (4295643).

12093189 is an equidigital number, since it uses as much as digits as its factorization.

12093189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66147.

The product of its (nonzero) digits is 3888, while the sum is 33.

The square root of 12093189 is about 3477.5262759611. The cubic root of 12093189 is about 229.5339586452.

The spelling of 12093189 in words is "twelve million, ninety-three thousand, one hundred eighty-nine".

Divisors: 1 3 61 183 66083 198249 4031063 12093189