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12300404 = 2211172753
BaseRepresentation
bin101110111011…
…000001110100
3212010220222112
4232323001310
511122103104
61115350152
7206360144
oct56730164
925126875
1012300404
116a41526
124152358
13271895c
1418c2924
15112e86e
hexbbb074

12300404 has 12 divisors (see below), whose sum is σ = 21552804. Its totient is φ = 6142464.

The previous prime is 12300403. The next prime is 12300443. The reversal of 12300404 is 40400321.

It can be written as a sum of positive squares in 2 ways, for example, as 5808100 + 6492304 = 2410^2 + 2548^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12300403) by changing a digit.

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, 3092 + ... + 5844.

It is an arithmetic number, because the mean of its divisors is an integer number (1796067).

Almost surely, 212300404 is an apocalyptic number.

It is an amenable number.

12300404 is a deficient number, since it is larger than the sum of its proper divisors (9252400).

12300404 is a wasteful number, since it uses less digits than its factorization.

12300404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3874 (or 3872 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 12300404 is about 3507.1931797379. The cubic root of 12300404 is about 230.8375512471.

Adding to 12300404 its reverse (40400321), we get a palindrome (52700725).

The spelling of 12300404 in words is "twelve million, three hundred thousand, four hundred four".

Divisors: 1 2 4 1117 2234 2753 4468 5506 11012 3075101 6150202 12300404