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12306523413 = 39749420779
BaseRepresentation
bin10110111011000011…
…01010010100010101
31011202122220011102110
423131201222110111
5200200432222123
65353055301233
7613652503002
oct133541522425
934678804373
1012306523413
115245791208
12247551a819
131211807922
1484a60c8a9
154c061c493
hex2dd86a515

12306523413 has 8 divisors (see below), whose sum is σ = 16410420000. Its totient is φ = 8203487888.

The previous prime is 12306523409. The next prime is 12306523447. The reversal of 12306523413 is 31432560321.

12306523413 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12306523413 - 22 = 12306523409 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12306523013) 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 7 ways as a sum of consecutive naturals, for example, 181143 + ... + 239636.

It is an arithmetic number, because the mean of its divisors is an integer number (2051302500).

Almost surely, 212306523413 is an apocalyptic number.

It is an amenable number.

12306523413 is a deficient number, since it is larger than the sum of its proper divisors (4103896587).

12306523413 is an equidigital number, since it uses as much as digits as its factorization.

12306523413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430531.

The product of its (nonzero) digits is 12960, while the sum is 30.

The spelling of 12306523413 in words is "twelve billion, three hundred six million, five hundred twenty-three thousand, four hundred thirteen".

Divisors: 1 3 9749 29247 420779 1262337 4102174471 12306523413