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12230013308 = 224637659371
BaseRepresentation
bin10110110001111011…
…10011000101111100
31011120022221001021212
423120331303011330
5200021340411213
65341323343552
7612033253322
oct133075630574
934508831255
1012230013308
115206584017
122453981bb8
1311cb9c9b86
148403b3d12
154b8a579a8
hex2d8f7317c

12230013308 has 12 divisors (see below), whose sum is σ = 21407171352. Its totient is φ = 6113678640.

The previous prime is 12230013283. The next prime is 12230013311. The reversal of 12230013308 is 80331003221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 311138 + ... + 348233.

It is an arithmetic number, because the mean of its divisors is an integer number (1783930946).

Almost surely, 212230013308 is an apocalyptic number.

It is an amenable number.

12230013308 is a deficient number, since it is larger than the sum of its proper divisors (9177158044).

12230013308 is a wasteful number, since it uses less digits than its factorization.

12230013308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 664012 (or 664010 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 12230013308 its reverse (80331003221), we get a palindrome (92561016529).

The spelling of 12230013308 in words is "twelve billion, two hundred thirty million, thirteen thousand, three hundred eight".

Divisors: 1 2 4 4637 9274 18548 659371 1318742 2637484 3057503327 6115006654 12230013308