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12104868 = 2237011439
BaseRepresentation
bin101110001011…
…010010100100
3211202222202110
4232023102210
511044323433
61111241020
7204614106
oct56132244
924688673
1012104868
116918626
124079170
13267a959
141871576
1510e1963
hexb8b4a4

12104868 has 24 divisors (see below), whose sum is σ = 28304640. Its totient is φ = 4026400.

The previous prime is 12104863. The next prime is 12104903. The reversal of 12104868 is 86840121.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (12104863) 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 7 ways as a sum of consecutive naturals, for example, 7693 + ... + 9131.

It is an arithmetic number, because the mean of its divisors is an integer number (1179360).

Almost surely, 212104868 is an apocalyptic number.

It is an amenable number.

12104868 is an abundant number, since it is smaller than the sum of its proper divisors (16199772).

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

12104868 is a wasteful number, since it uses less digits than its factorization.

12104868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2147 (or 2145 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 30.

The square root of 12104868 is about 3479.2050816242. The cubic root of 12104868 is about 229.6078256953.

Adding to 12104868 its reverse (86840121), we get a palindrome (98944989).

The spelling of 12104868 in words is "twelve million, one hundred four thousand, eight hundred sixty-eight".

Divisors: 1 2 3 4 6 12 701 1402 1439 2103 2804 2878 4206 4317 5756 8412 8634 17268 1008739 2017478 3026217 4034956 6052434 12104868