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12793193396 = 22171971994799
BaseRepresentation
bin10111110101000100…
…01010001110110100
31020000120122120010122
423322202022032310
5202200024142041
65513242311112
7632012230634
oct137242121664
936016576118
1012793193396
115475473605
1225904b8498
13128b5a3529
148950d46c4
154ed200c4b
hex2fa88a3b4

12793193396 has 48 divisors (see below), whose sum is σ = 23950080000. Its totient is φ = 5958425088.

The previous prime is 12793193393. The next prime is 12793193407. The reversal of 12793193396 is 69339139721.

12793193396 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12793193393) 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 15 ways as a sum of consecutive naturals, for example, 2663405 + ... + 2668203.

It is an arithmetic number, because the mean of its divisors is an integer number (498960000).

Almost surely, 212793193396 is an apocalyptic number.

It is an amenable number.

12793193396 is a deficient number, since it is larger than the sum of its proper divisors (11156886604).

12793193396 is a wasteful number, since it uses less digits than its factorization.

12793193396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5216 (or 5214 counting only the distinct ones).

The product of its digits is 1653372, while the sum is 53.

Adding to 12793193396 its sum of digits (53), we get a square (12793193449 = 1131072).

The spelling of 12793193396 in words is "twelve billion, seven hundred ninety-three million, one hundred ninety-three thousand, three hundred ninety-six".

Divisors: 1 2 4 17 34 68 197 199 394 398 788 796 3349 3383 4799 6698 6766 9598 13396 13532 19196 39203 78406 81583 156812 163166 326332 666451 945403 955001 1332902 1890806 1910002 2665804 3781612 3820004 16071851 16235017 32143702 32470034 64287404 64940068 188135197 376270394 752540788 3198298349 6396596698 12793193396