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12234309 = 319375801
BaseRepresentation
bin101110101010…
…111001000101
3212000120022120
4232222321011
511112444214
61114120153
7205663353
oct56527105
925016276
1012234309
1169a68aa
124120059
1326c4849
1418a67d3
151119ea9
hexbaae45

12234309 has 16 divisors (see below), whose sum is σ = 17638080. Its totient is φ = 7516800.

The previous prime is 12234301. The next prime is 12234311. The reversal of 12234309 is 90343221.

It is not a de Polignac number, because 12234309 - 23 = 12234301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12234301) 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 15 ways as a sum of consecutive naturals, for example, 792 + ... + 5009.

It is an arithmetic number, because the mean of its divisors is an integer number (1102380).

Almost surely, 212234309 is an apocalyptic number.

12234309 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

12234309 is a deficient number, since it is larger than the sum of its proper divisors (5403771).

12234309 is a wasteful number, since it uses less digits than its factorization.

12234309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5860.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 12234309 is about 3497.7577103053. The cubic root of 12234309 is about 230.4233475749.

The spelling of 12234309 in words is "twelve million, two hundred thirty-four thousand, three hundred nine".

Divisors: 1 3 19 37 57 111 703 2109 5801 17403 110219 214637 330657 643911 4078103 12234309