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12301263 = 3213472237
BaseRepresentation
bin101110111011…
…001111001111
3212010222011100
4232323033033
511122120023
61115354143
7206362512
oct56731717
925128140
1012301263
116a42137
124152953
132719170
1418c2d79
15112ec43
hexbbb3cf

12301263 has 24 divisors (see below), whose sum is σ = 19551168. Its totient is φ = 7405632.

The previous prime is 12301243. The next prime is 12301273. The reversal of 12301263 is 36210321.

12301263 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12301263 - 25 = 12301231 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12301243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4381 + ... + 6617.

It is an arithmetic number, because the mean of its divisors is an integer number (814632).

Almost surely, 212301263 is an apocalyptic number.

12301263 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

12301263 is a deficient number, since it is larger than the sum of its proper divisors (7249905).

12301263 is a wasteful number, since it uses less digits than its factorization.

12301263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2303 (or 2300 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 12301263 is about 3507.3156402012. The cubic root of 12301263 is about 230.8429246436.

Adding to 12301263 its reverse (36210321), we get a palindrome (48511584).

The spelling of 12301263 in words is "twelve million, three hundred one thousand, two hundred sixty-three".

Divisors: 1 3 9 13 39 47 117 141 423 611 1833 2237 5499 6711 20133 29081 87243 105139 261729 315417 946251 1366807 4100421 12301263