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13480326 = 2327310259
BaseRepresentation
bin110011011011…
…000110000110
3221100212112100
4303123012012
511422332301
61200532530
7222403146
oct63330606
927325470
1013480326
117677a72
124621146
132a3ca32
141b0c926
1512b4286
hexcdb186

13480326 has 24 divisors (see below), whose sum is σ = 29610360. Its totient is φ = 4431456.

The previous prime is 13480309. The next prime is 13480339. The reversal of 13480326 is 62308431.

It is a happy number.

13480326 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 13480326.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3816 + ... + 6443.

It is an arithmetic number, because the mean of its divisors is an integer number (1233765).

Almost surely, 213480326 is an apocalyptic number.

13480326 is an abundant number, since it is smaller than the sum of its proper divisors (16130034).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13480326 is a wasteful number, since it uses less digits than its factorization.

13480326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10340 (or 10337 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 13480326 is about 3671.5563457477. The cubic root of 13480326 is about 237.9944329371.

Adding to 13480326 its reverse (62308431), we get a palindrome (75788757).

The spelling of 13480326 in words is "thirteen million, four hundred eighty thousand, three hundred twenty-six".

Divisors: 1 2 3 6 9 18 73 146 219 438 657 1314 10259 20518 30777 61554 92331 184662 748907 1497814 2246721 4493442 6740163 13480326