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12233028 = 2236131663
BaseRepresentation
bin101110101010…
…100101000100
3212000111120010
4232222211010
511112424103
61114110220
7205656543
oct56524504
925014503
1012233028
1169a5945
12411b370
1326c40a2
1418a615a
151119903
hexbaa944

12233028 has 24 divisors (see below), whose sum is σ = 28607488. Its totient is φ = 4068576.

The previous prime is 12233009. The next prime is 12233057. The reversal of 12233028 is 82033221.

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 12232995 and 12233013.

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 7 ways as a sum of consecutive naturals, for example, 6525 + ... + 8187.

Almost surely, 212233028 is an apocalyptic number.

It is an amenable number.

12233028 is an abundant number, since it is smaller than the sum of its proper divisors (16374460).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12233028 is a wasteful number, since it uses less digits than its factorization.

12233028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2283 (or 2281 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 12233028 is about 3497.5745881968. The cubic root of 12233028 is about 230.4153050934.

Adding to 12233028 its reverse (82033221), we get a palindrome (94266249).

The spelling of 12233028 in words is "twelve million, two hundred thirty-three thousand, twenty-eight".

Divisors: 1 2 3 4 6 12 613 1226 1663 1839 2452 3326 3678 4989 6652 7356 9978 19956 1019419 2038838 3058257 4077676 6116514 12233028