Search a number
-
+
2794189 is a prime number
BaseRepresentation
bin1010101010001011001101
312020221220111
422222023031
51203403224
6135520021
732515216
oct12521315
95227814
102794189
111639352
12b29011
1376aa88
1452a40d
153a2d94
hex2aa2cd

2794189 has 2 divisors, whose sum is σ = 2794190. Its totient is φ = 2794188.

The previous prime is 2794163. The next prime is 2794193. The reversal of 2794189 is 9814972.

2794189 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., 2280100 + 514089 = 1510^2 + 717^2 .

It is a cyclic number.

It is not a de Polignac number, because 2794189 - 213 = 2785997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2794199) 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, 1397094 + 1397095.

It is an arithmetic number, because the mean of its divisors is an integer number (1397095).

22794189 is an apocalyptic number.

It is an amenable number.

2794189 is a deficient number, since it is larger than the sum of its proper divisors (1).

2794189 is an equidigital number, since it uses as much as digits as its factorization.

2794189 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288, while the sum is 40.

The square root of 2794189 is about 1671.5827828738. The cubic root of 2794189 is about 140.8484026995.

The spelling of 2794189 in words is "two million, seven hundred ninety-four thousand, one hundred eighty-nine".