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12330284 = 227342227
BaseRepresentation
bin101111000010…
…010100101100
3212012102222012
4233002110230
511124032114
61120140352
7206543231
oct57022454
925172865
1012330284
116a61a1a
1241676b8
132729435
1418cd788
15113863e
hexbc252c

12330284 has 12 divisors (see below), whose sum is σ = 21874104. Its totient is φ = 6080544.

The previous prime is 12330271. The next prime is 12330301. The reversal of 12330284 is 48203321.

It is an unprimeable number.

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, 20822 + ... + 21405.

It is an arithmetic number, because the mean of its divisors is an integer number (1822842).

Almost surely, 212330284 is an apocalyptic number.

It is an amenable number.

12330284 is a deficient number, since it is larger than the sum of its proper divisors (9543820).

12330284 is a wasteful number, since it uses less digits than its factorization.

12330284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42304 (or 42302 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 12330284 is about 3511.4504125788. The cubic root of 12330284 is about 231.0243160750.

The spelling of 12330284 in words is "twelve million, three hundred thirty thousand, two hundred eighty-four".

Divisors: 1 2 4 73 146 292 42227 84454 168908 3082571 6165142 12330284