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13230123334 = 26615061667
BaseRepresentation
bin11000101001001001…
…11010100101000110
31021011000210220022221
430110210322211012
5204043402421314
610024451242554
7645566123101
oct142444724506
937130726287
1013230123334
11567a07252a
1226928a945a
13132ac7515c
148d714d738
1552675b824
hex31493a946

13230123334 has 4 divisors (see below), whose sum is σ = 19845185004. Its totient is φ = 6615061666.

The previous prime is 13230123331. The next prime is 13230123371. The reversal of 13230123334 is 43332103231.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 13230123299 and 13230123308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13230123331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3307530832 + ... + 3307530835.

It is an arithmetic number, because the mean of its divisors is an integer number (4961296251).

Almost surely, 213230123334 is an apocalyptic number.

13230123334 is a deficient number, since it is larger than the sum of its proper divisors (6615061670).

13230123334 is an equidigital number, since it uses as much as digits as its factorization.

13230123334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6615061669.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 13230123334 its reverse (43332103231), we get a palindrome (56562226565).

The spelling of 13230123334 in words is "thirteen billion, two hundred thirty million, one hundred twenty-three thousand, three hundred thirty-four".

Divisors: 1 2 6615061667 13230123334