Search a number
324686149 is a prime number
BaseRepresentation
bin10011010110100…
…101000101000101
3211121221202122221
4103112211011011
51131104424044
652115052341
711021533564
oct2326450505
9747852587
10324686149
11157305567
12908a10b1
13523621a8
143119bbdb
151d788484
hex135a5145

324686149 has 2 divisors, whose sum is σ = 324686150. Its totient is φ = 324686148.

The previous prime is 324686119. The next prime is 324686191. The reversal of 324686149 is 941686423.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 324540225 + 145924 = 18015^2 + 382^2 .

It is a cyclic number.

It is not a de Polignac number, because 324686149 - 219 = 324161861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (324686119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162343074 + 162343075.

It is an arithmetic number, because the mean of its divisors is an integer number (162343075).

Almost surely, 2324686149 is an apocalyptic number.

It is an amenable number.

324686149 is a deficient number, since it is larger than the sum of its proper divisors (1).

324686149 is an equidigital number, since it uses as much as digits as its factorization.

324686149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 248832, while the sum is 43.

The square root of 324686149 is about 18019.0496142277. The cubic root of 324686149 is about 687.3130459810.

The spelling of 324686149 in words is "three hundred twenty-four million, six hundred eighty-six thousand, one hundred forty-nine".