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13468012439 = 75993212023
BaseRepresentation
bin11001000101100000…
…11000111110010111
31021202121102220211112
430202300120332113
5210040302344224
610104230125235
7654515134250
oct144260307627
937677386745
1013468012439
1157913840a2
12273a4b081b
13136833723b
1491a995b27
1553c59c30e
hex322c18f97

13468012439 has 8 divisors (see below), whose sum is σ = 15417715200. Its totient is φ = 11524734936.

The previous prime is 13468012417. The next prime is 13468012451. The reversal of 13468012439 is 93421086431.

13468012439 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13468012439 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13468012396 and 13468012405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13468012489) 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, 1601819 + ... + 1610204.

It is an arithmetic number, because the mean of its divisors is an integer number (1927214400).

Almost surely, 213468012439 is an apocalyptic number.

13468012439 is a deficient number, since it is larger than the sum of its proper divisors (1949702761).

13468012439 is an equidigital number, since it uses as much as digits as its factorization.

13468012439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3212629.

The product of its (nonzero) digits is 124416, while the sum is 41.

The spelling of 13468012439 in words is "thirteen billion, four hundred sixty-eight million, twelve thousand, four hundred thirty-nine".

Divisors: 1 7 599 4193 3212023 22484161 1924001777 13468012439