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12634241255 = 56737714153
BaseRepresentation
bin10111100010000111…
…10011100011100111
31012121111112221210022
423301003303203213
5201333331210010
65445403345355
7625042164416
oct136103634347
935544487708
1012634241255
1153a37774a9
12254722225b
13126468b9cc
1487bd5947d
154de2a3d55
hex2f10f38e7

12634241255 has 8 divisors (see below), whose sum is σ = 15387374832. Its totient is φ = 9956536128.

The previous prime is 12634241201. The next prime is 12634241261. The reversal of 12634241255 is 55214243621.

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 12634241255 - 220 = 12633192679 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18856742 + ... + 18857411.

It is an arithmetic number, because the mean of its divisors is an integer number (1923421854).

Almost surely, 212634241255 is an apocalyptic number.

12634241255 is a deficient number, since it is larger than the sum of its proper divisors (2753133577).

12634241255 is an equidigital number, since it uses as much as digits as its factorization.

12634241255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37714225.

The product of its digits is 57600, while the sum is 35.

Adding to 12634241255 its reverse (55214243621), we get a palindrome (67848484876).

The spelling of 12634241255 in words is "twelve billion, six hundred thirty-four million, two hundred forty-one thousand, two hundred fifty-five".

Divisors: 1 5 67 335 37714153 188570765 2526848251 12634241255