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13408000068 = 2236716676617
BaseRepresentation
bin11000111110010110…
…11101100001000100
31021121102111222100010
430133023131201010
5204424422000233
610054243550220
7653156056131
oct143713354104
937542458303
1013408000068
1157605149a1
12272238b370
131358a84768
14912a13588
15537195b63
hex31f2dd844

13408000068 has 24 divisors (see below), whose sum is σ = 31752280672. Its totient is φ = 4402626624.

The previous prime is 13408000063. The next prime is 13408000069. The reversal of 13408000068 is 86000080431.

It is a happy number.

13408000068 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 13407999999 and 13408000044.

It is not an unprimeable number, because it can be changed into a prime (13408000063) 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 7 ways as a sum of consecutive naturals, for example, 8337505 + ... + 8339112.

Almost surely, 213408000068 is an apocalyptic number.

It is an amenable number.

13408000068 is an abundant number, since it is smaller than the sum of its proper divisors (18344280604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13408000068 is a wasteful number, since it uses less digits than its factorization.

13408000068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16676691 (or 16676689 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

Adding to 13408000068 its reverse (86000080431), we get a palindrome (99408080499).

The spelling of 13408000068 in words is "thirteen billion, four hundred eight million, sixty-eight", and thus it is an aban number.

Divisors: 1 2 3 4 6 12 67 134 201 268 402 804 16676617 33353234 50029851 66706468 100059702 200119404 1117333339 2234666678 3352000017 4469333356 6704000034 13408000068