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12234213 = 33453119
BaseRepresentation
bin101110101010…
…110111100101
3212000120012000
4232222313211
511112443323
61114115513
7205663155
oct56526745
925016160
1012234213
1169a6822
12411bb99
1326c47a4
1418a6765
151119e43
hexbaade5

12234213 has 8 divisors (see below), whose sum is σ = 18124800. Its totient is φ = 8156124.

The previous prime is 12234197. The next prime is 12234217. The reversal of 12234213 is 31243221.

It is not a de Polignac number, because 12234213 - 24 = 12234197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12234217) 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, 226533 + ... + 226586.

It is an arithmetic number, because the mean of its divisors is an integer number (2265600).

Almost surely, 212234213 is an apocalyptic number.

It is an amenable number.

12234213 is a deficient number, since it is larger than the sum of its proper divisors (5890587).

12234213 is an equidigital number, since it uses as much as digits as its factorization.

12234213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453128 (or 453122 counting only the distinct ones).

The product of its digits is 288, while the sum is 18.

The square root of 12234213 is about 3497.7439872009. The cubic root of 12234213 is about 230.4227448791.

Adding to 12234213 its reverse (31243221), we get a palindrome (43477434).

The spelling of 12234213 in words is "twelve million, two hundred thirty-four thousand, two hundred thirteen".

Divisors: 1 3 9 27 453119 1359357 4078071 12234213