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12343211404 = 22432392831061
BaseRepresentation
bin10110111111011011…
…00111010110001100
31011212012221002212221
423133231213112030
5200234330231104
65400445505124
7614606365036
oct133755472614
934765832787
1012343211404
11526446a467
1224858721a4
1312192b1ab4
1485143cc56
154c3967c54
hex2dfb6758c

12343211404 has 48 divisors (see below), whose sum is σ = 22294863360. Its totient is φ = 5976008640.

The previous prime is 12343211401. The next prime is 12343211411. The reversal of 12343211404 is 40411234321.

It is not an unprimeable number, because it can be changed into a prime (12343211401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11633034 + ... + 11634094.

It is an arithmetic number, because the mean of its divisors is an integer number (464476320).

Almost surely, 212343211404 is an apocalyptic number.

It is an amenable number.

12343211404 is a deficient number, since it is larger than the sum of its proper divisors (9951651956).

12343211404 is a wasteful number, since it uses less digits than its factorization.

12343211404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1630 (or 1628 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 12343211404 its reverse (40411234321), we get a palindrome (52754445725).

The spelling of 12343211404 in words is "twelve billion, three hundred forty-three million, two hundred eleven thousand, four hundred four".

Divisors: 1 2 4 43 86 172 239 283 478 566 956 1061 1132 2122 4244 10277 12169 20554 24338 41108 45623 48676 67637 91246 135274 182492 253579 270548 300263 507158 600526 1014316 1201052 2908391 5816782 10903897 11633564 12911309 21807794 25822618 43615588 51645236 71762857 143525714 287051428 3085802851 6171605702 12343211404