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13032579968 = 27263387137
BaseRepresentation
bin11000010001100110…
…10110001110000000
31020122021002122202222
430020303112032000
5203142320024333
65553113230212
7640650046652
oct141063261600
936567078688
1013032579968
115588608251
122638702368
1312c906b0a5
148b8c0a6d2
1551423a298
hex308cd6380

13032579968 has 32 divisors (see below), whose sum is σ = 26062130160. Its totient is φ = 6491496448.

The previous prime is 13032579949. The next prime is 13032579983. The reversal of 13032579968 is 86997523031.

It is a tau number, because it is divible by the number of its divisors (32).

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 in 3 ways as a sum of consecutive naturals, for example, 159905 + ... + 227232.

Almost surely, 213032579968 is an apocalyptic number.

It is an amenable number.

13032579968 is a deficient number, since it is larger than the sum of its proper divisors (13029550192).

13032579968 is an equidigital number, since it uses as much as digits as its factorization.

13032579968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387414 (or 387402 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 53.

The spelling of 13032579968 in words is "thirteen billion, thirty-two million, five hundred seventy-nine thousand, nine hundred sixty-eight".

Divisors: 1 2 4 8 16 32 64 128 263 526 1052 2104 4208 8416 16832 33664 387137 774274 1548548 3097096 6194192 12388384 24776768 49553536 101817031 203634062 407268124 814536248 1629072496 3258144992 6516289984 13032579968