Search a number
BaseRepresentation
bin110001110101…
…110100000001
3220120210110102
4301311310001
511321043343
61144012145
7216024521
oct61656401
926523412
1013065473
117414313
124461055
132925c65
141a41681
1512313b8
hexc75d01

13065473 has 2 divisors, whose sum is σ = 13065474. Its totient is φ = 13065472.

The previous prime is 13065463. The next prime is 13065487. The reversal of 13065473 is 37456031.

13065473 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12159169 + 906304 = 3487^2 + 952^2 .

It is an emirp because it is prime and its reverse (37456031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13065473 - 216 = 12999937 is a prime.

It is not a weakly prime, because it can be changed into another prime (13065433) by changing a digit.

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 as a sum of consecutive naturals, namely, 6532736 + 6532737.

It is an arithmetic number, because the mean of its divisors is an integer number (6532737).

Almost surely, 213065473 is an apocalyptic number.

It is an amenable number.

13065473 is a deficient number, since it is larger than the sum of its proper divisors (1).

13065473 is an equidigital number, since it uses as much as digits as its factorization.

13065473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 13065473 is about 3614.6193437207. The cubic root of 13065473 is about 235.5275487927.

The spelling of 13065473 in words is "thirteen million, sixty-five thousand, four hundred seventy-three".