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12301325447 = 227443122327
BaseRepresentation
bin10110111010011011…
…10101010010000111
31011202022010002011012
423131031311102013
5200143114403242
65352352032435
7613560353405
oct133515652207
934668102135
1012301325447
115242860974
12247383271b
1312107079c8
14849a58475
154bee42282
hex2dd375487

12301325447 has 8 divisors (see below), whose sum is σ = 12383508096. Its totient is φ = 12219388792.

The previous prime is 12301325441. The next prime is 12301325501. The reversal of 12301325447 is 74452310321.

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 12301325447 - 216 = 12301259911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12301325441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39398 + ... + 161724.

It is an arithmetic number, because the mean of its divisors is an integer number (1547938512).

Almost surely, 212301325447 is an apocalyptic number.

12301325447 is a deficient number, since it is larger than the sum of its proper divisors (82182649).

12301325447 is a wasteful number, since it uses less digits than its factorization.

12301325447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122997.

The product of its (nonzero) digits is 20160, while the sum is 32.

Adding to 12301325447 its reverse (74452310321), we get a palindrome (86753635768).

The spelling of 12301325447 in words is "twelve billion, three hundred one million, three hundred twenty-five thousand, four hundred forty-seven".

Divisors: 1 227 443 100561 122327 27768229 54190861 12301325447