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13393830028 = 2223145585109
BaseRepresentation
bin11000111100101010…
…11010000010001100
31021120102212001200211
430132111122002030
5204412310030103
610053020132204
7652624451065
oct143625320214
937512761624
1013393830028
115753516817
122719697064
131355b62b17
14910ba556c
15535ce736d
hex31e55a08c

13393830028 has 12 divisors (see below), whose sum is σ = 24458298480. Its totient is φ = 6405744752.

The previous prime is 13393829947. The next prime is 13393830031. The reversal of 13393830028 is 82003839331.

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, 72792463 + ... + 72792646.

It is an arithmetic number, because the mean of its divisors is an integer number (2038191540).

Almost surely, 213393830028 is an apocalyptic number.

It is an amenable number.

13393830028 is a deficient number, since it is larger than the sum of its proper divisors (11064468452).

13393830028 is a wasteful number, since it uses less digits than its factorization.

13393830028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145585136 (or 145585134 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 40.

The spelling of 13393830028 in words is "thirteen billion, three hundred ninety-three million, eight hundred thirty thousand, twenty-eight".

Divisors: 1 2 4 23 46 92 145585109 291170218 582340436 3348457507 6696915014 13393830028