Search a number
-
+
4049293 is a prime number
BaseRepresentation
bin1111011100100110001101
321121201120211
433130212031
52014034133
6222442421
746263343
oct17344615
97551524
104049293
112316326
121433411
13aba141
14775993
1554ebcd
hex3dc98d

4049293 has 2 divisors, whose sum is σ = 4049294. Its totient is φ = 4049292.

The previous prime is 4049291. The next prime is 4049327. The reversal of 4049293 is 3929404.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3948169 + 101124 = 1987^2 + 318^2 .

It is a cyclic number.

It is not a de Polignac number, because 4049293 - 21 = 4049291 is a prime.

Together with 4049291, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4049291) 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, 2024646 + 2024647.

It is an arithmetic number, because the mean of its divisors is an integer number (2024647).

Almost surely, 24049293 is an apocalyptic number.

It is an amenable number.

4049293 is a deficient number, since it is larger than the sum of its proper divisors (1).

4049293 is an equidigital number, since it uses as much as digits as its factorization.

4049293 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 4049293 is about 2012.2855165210. The cubic root of 4049293 is about 159.3895095338.

The spelling of 4049293 in words is "four million, forty-nine thousand, two hundred ninety-three".