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12333230 = 2571313553
BaseRepresentation
bin101111000011…
…000010101110
3212012121000022
4233003002232
511124130410
61120202142
7206554640
oct57030256
925177008
1012333230
116a64158
124169352
13272a890
1418d0890
151139455
hexbc30ae

12333230 has 32 divisors (see below), whose sum is σ = 27324864. Its totient is φ = 3902976.

The previous prime is 12333203. The next prime is 12333239. The reversal of 12333230 is 3233321.

12333230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12333199 and 12333208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12333239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5867 + ... + 7686.

It is an arithmetic number, because the mean of its divisors is an integer number (853902).

Almost surely, 212333230 is an apocalyptic number.

12333230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12333230 is an abundant number, since it is smaller than the sum of its proper divisors (14991634).

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

12333230 is a wasteful number, since it uses less digits than its factorization.

12333230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13580.

The product of its (nonzero) digits is 324, while the sum is 17.

The square root of 12333230 is about 3511.8698723045. The cubic root of 12333230 is about 231.0427136896.

Adding to 12333230 its reverse (3233321), we get a palindrome (15566551).

Subtracting from 12333230 its reverse (3233321), we obtain a palindrome (9099909).

The spelling of 12333230 in words is "twelve million, three hundred thirty-three thousand, two hundred thirty".

Divisors: 1 2 5 7 10 13 14 26 35 65 70 91 130 182 455 910 13553 27106 67765 94871 135530 176189 189742 352378 474355 880945 948710 1233323 1761890 2466646 6166615 12333230