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13205395382 = 218313606061
BaseRepresentation
bin11000100110001101…
…00101011110110110
31021002022021120221212
430103012211132312
5204021040123012
610022205241422
7645146002664
oct142306453666
937068246855
1013205395382
115667113003
122686563272
131325ac7a2a
148d3b53c34
155244c4b22
hex3131a57b6

13205395382 has 8 divisors (see below), whose sum is σ = 19818916752. Its totient is φ = 6599089800.

The previous prime is 13205395321. The next prime is 13205395391. The reversal of 13205395382 is 28359350231.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1799369 + ... + 1806692.

It is an arithmetic number, because the mean of its divisors is an integer number (2477364594).

Almost surely, 213205395382 is an apocalyptic number.

13205395382 is a deficient number, since it is larger than the sum of its proper divisors (6613521370).

13205395382 is a wasteful number, since it uses less digits than its factorization.

13205395382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3607894.

The product of its (nonzero) digits is 194400, while the sum is 41.

The spelling of 13205395382 in words is "thirteen billion, two hundred five million, three hundred ninety-five thousand, three hundred eighty-two".

Divisors: 1 2 1831 3662 3606061 7212122 6602697691 13205395382