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12133852 = 2217178439
BaseRepresentation
bin101110010010…
…010111011100
3211211110111221
4232102113130
511101240402
61112023124
7205064443
oct56222734
924743457
1012133852
116938385
124091aa4
13268abc3
14187bd5a
1510ea337
hexb925dc

12133852 has 12 divisors (see below), whose sum is σ = 22483440. Its totient is φ = 5710016.

The previous prime is 12133843. The next prime is 12133867. The reversal of 12133852 is 25833121.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89152 + ... + 89287.

It is an arithmetic number, because the mean of its divisors is an integer number (1873620).

Almost surely, 212133852 is an apocalyptic number.

It is an amenable number.

12133852 is a deficient number, since it is larger than the sum of its proper divisors (10349588).

12133852 is a wasteful number, since it uses less digits than its factorization.

12133852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178460 (or 178458 counting only the distinct ones).

The product of its digits is 1440, while the sum is 25.

The square root of 12133852 is about 3483.3679105142. The cubic root of 12133852 is about 229.7909379417.

Adding to 12133852 its reverse (25833121), we get a palindrome (37966973).

The spelling of 12133852 in words is "twelve million, one hundred thirty-three thousand, eight hundred fifty-two".

Divisors: 1 2 4 17 34 68 178439 356878 713756 3033463 6066926 12133852