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12323423 = 72376543
BaseRepresentation
bin101111000000…
…101001011111
3212012002120002
4233000221133
511123322143
61120044515
7206514230
oct57005137
925162502
1012323423
116a57852
12416373b
132726288
1418cb087
1511365b8
hexbc0a5f

12323423 has 8 divisors (see below), whose sum is σ = 14696448. Its totient is φ = 10103544.

The previous prime is 12323387. The next prime is 12323429. The reversal of 12323423 is 32432321.

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 12323423 - 28 = 12323167 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12323395 and 12323404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12323429) 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 7 ways as a sum of consecutive naturals, for example, 38111 + ... + 38432.

It is an arithmetic number, because the mean of its divisors is an integer number (1837056).

Almost surely, 212323423 is an apocalyptic number.

12323423 is a deficient number, since it is larger than the sum of its proper divisors (2373025).

12323423 is an equidigital number, since it uses as much as digits as its factorization.

12323423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76573.

The product of its digits is 864, while the sum is 20.

The square root of 12323423 is about 3510.4733299087. The cubic root of 12323423 is about 230.9814581295.

Adding to 12323423 its reverse (32432321), we get a palindrome (44755744).

It can be divided in two parts, 123234 and 23, that multiplied together give a palindrome (2834382).

The spelling of 12323423 in words is "twelve million, three hundred twenty-three thousand, four hundred twenty-three".

Divisors: 1 7 23 161 76543 535801 1760489 12323423