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12330254 = 223268049
BaseRepresentation
bin101111000010…
…010100001110
3212012102221002
4233002110032
511124032004
61120140302
7206543156
oct57022416
925172832
1012330254
116a619a2
124167692
132729411
1418cd766
15113861e
hexbc250e

12330254 has 8 divisors (see below), whose sum is σ = 19299600. Its totient is φ = 5897056.

The previous prime is 12330251. The next prime is 12330271. The reversal of 12330254 is 45203321.

It is a happy number.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12330251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133979 + ... + 134070.

It is an arithmetic number, because the mean of its divisors is an integer number (2412450).

Almost surely, 212330254 is an apocalyptic number.

12330254 is a deficient number, since it is larger than the sum of its proper divisors (6969346).

12330254 is a wasteful number, since it uses less digits than its factorization.

12330254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268074.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 12330254 is about 3511.4461408371. The cubic root of 12330254 is about 231.0241287115.

Adding to 12330254 its reverse (45203321), we get a palindrome (57533575).

The spelling of 12330254 in words is "twelve million, three hundred thirty thousand, two hundred fifty-four".

Divisors: 1 2 23 46 268049 536098 6165127 12330254