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13424200325 = 523714512649
BaseRepresentation
bin11001000000010010…
…10000101010000101
31021122120000000220122
430200021100222011
5204443043402300
610100023111325
7653443551164
oct144011205205
937576000818
1013424200325
11576967a438
1227278a2545
13135c237503
14914c2d3db
155387e5c85
hex320250a85

13424200325 has 12 divisors (see below), whose sum is σ = 17095901700. Its totient is φ = 10449106560.

The previous prime is 13424200303. The next prime is 13424200343. The reversal of 13424200325 is 52300242431.

It can be written as a sum of positive squares in 6 ways, for example, as 745890721 + 12678309604 = 27311^2 + 112598^2 .

It is not a de Polignac number, because 13424200325 - 230 = 12350458501 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13424200294 and 13424200303.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7255400 + ... + 7257249.

It is an arithmetic number, because the mean of its divisors is an integer number (1424658475).

Almost surely, 213424200325 is an apocalyptic number.

It is an amenable number.

13424200325 is a deficient number, since it is larger than the sum of its proper divisors (3671701375).

13424200325 is a wasteful number, since it uses less digits than its factorization.

13424200325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14512696 (or 14512691 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

Adding to 13424200325 its reverse (52300242431), we get a palindrome (65724442756).

The spelling of 13424200325 in words is "thirteen billion, four hundred twenty-four million, two hundred thousand, three hundred twenty-five".

Divisors: 1 5 25 37 185 925 14512649 72563245 362816225 536968013 2684840065 13424200325