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13286669513 = 138231124171
BaseRepresentation
bin11000101111111001…
…00111110011001001
31021021222012202002212
430113330213303021
5204202341411023
610034231234505
7650153553545
oct142774476311
937258182085
1013286669513
1156a8a84507
1226a9818a35
1313398b3030
1490086ca25
1552b6cae78
hex317f27cc9

13286669513 has 8 divisors (see below), whose sum is σ = 14310574656. Its totient is φ = 12263029200.

The previous prime is 13286669491. The next prime is 13286669521. The reversal of 13286669513 is 31596668231.

It is a happy number.

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 13286669513 - 26 = 13286669449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13286669563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44918 + ... + 169088.

It is an arithmetic number, because the mean of its divisors is an integer number (1788821832).

Almost surely, 213286669513 is an apocalyptic number.

13286669513 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

13286669513 is a deficient number, since it is larger than the sum of its proper divisors (1023905143).

13286669513 is a wasteful number, since it uses less digits than its factorization.

13286669513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132415.

The product of its digits is 1399680, while the sum is 50.

The spelling of 13286669513 in words is "thirteen billion, two hundred eighty-six million, six hundred sixty-nine thousand, five hundred thirteen".

Divisors: 1 13 8231 107003 124171 1614223 1022051501 13286669513