Search a number
-
+
38326909 is a prime number
BaseRepresentation
bin1001001000110…
…1001001111101
32200010012122011
42102031021331
534302430114
63445251221
7643526155
oct222151175
980105564
1038326909
111a6a8635
1210a03b11
137c2c15a
145139765
1535711c4
hex248d27d

38326909 has 2 divisors, whose sum is σ = 38326910. Its totient is φ = 38326908.

The previous prime is 38326903. The next prime is 38326913. The reversal of 38326909 is 90962383.

38326909 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20025625 + 18301284 = 4475^2 + 4278^2 .

It is a cyclic number.

It is not a de Polignac number, because 38326909 - 25 = 38326877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38326903) 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, 19163454 + 19163455.

It is an arithmetic number, because the mean of its divisors is an integer number (19163455).

Almost surely, 238326909 is an apocalyptic number.

It is an amenable number.

38326909 is a deficient number, since it is larger than the sum of its proper divisors (1).

38326909 is an equidigital number, since it uses as much as digits as its factorization.

38326909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69984, while the sum is 40.

The square root of 38326909 is about 6190.8730402101. The cubic root of 38326909 is about 337.1588769132.

The spelling of 38326909 in words is "thirty-eight million, three hundred twenty-six thousand, nine hundred nine".