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13281296696 = 231660162087
BaseRepresentation
bin11000101111010000…
…01000000100111000
31021021121002202222122
430113220020010320
5204200002443241
610033520140412
7650060105423
oct142750100470
937247082878
1013281296696
1156a5a44868
1226a7a67708
131338751655
148ddc709ba
1552aeb904b
hex317a08138

13281296696 has 8 divisors (see below), whose sum is σ = 24902431320. Its totient is φ = 6640648344.

The previous prime is 13281296671. The next prime is 13281296711. The reversal of 13281296696 is 69669218231.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 830081036 + ... + 830081051.

It is an arithmetic number, because the mean of its divisors is an integer number (3112803915).

Almost surely, 213281296696 is an apocalyptic number.

It is an amenable number.

13281296696 is a deficient number, since it is larger than the sum of its proper divisors (11621134624).

13281296696 is a wasteful number, since it uses less digits than its factorization.

13281296696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1660162093 (or 1660162089 counting only the distinct ones).

The product of its digits is 1679616, while the sum is 53.

The spelling of 13281296696 in words is "thirteen billion, two hundred eighty-one million, two hundred ninety-six thousand, six hundred ninety-six".

Divisors: 1 2 4 8 1660162087 3320324174 6640648348 13281296696