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12341223 = 321499203
BaseRepresentation
bin101111000100…
…111111100111
3212012222222100
4233010333213
511124404343
61120303143
7206620146
oct57047747
925188870
1012341223
116a6a164
124171ab3
1327313cb
1418d375d
15113b9d3
hexbc4fe7

12341223 has 12 divisors (see below), whose sum is σ = 17947800. Its totient is φ = 8171376.

The previous prime is 12341221. The next prime is 12341237. The reversal of 12341223 is 32214321.

It is not a de Polignac number, because 12341223 - 21 = 12341221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12341196 and 12341205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12341221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3261 + ... + 5942.

It is an arithmetic number, because the mean of its divisors is an integer number (1495650).

Almost surely, 212341223 is an apocalyptic number.

12341223 is a deficient number, since it is larger than the sum of its proper divisors (5606577).

12341223 is a wasteful number, since it uses less digits than its factorization.

12341223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9358 (or 9355 counting only the distinct ones).

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

The square root of 12341223 is about 3513.0076857303. The cubic root of 12341223 is about 231.0926147998.

Adding to 12341223 its reverse (32214321), we get a palindrome (44555544).

The spelling of 12341223 in words is "twelve million, three hundred forty-one thousand, two hundred twenty-three".

Divisors: 1 3 9 149 447 1341 9203 27609 82827 1371247 4113741 12341223