Search a number
-
+
2213293 is a prime number
BaseRepresentation
bin1000011100010110101101
311011110001211
420130112231
51031311133
6115234421
724545515
oct10342655
94143054
102213293
111281975
128a8a11
135c6554
14418845
152dabcd
hex21c5ad

2213293 has 2 divisors, whose sum is σ = 2213294. Its totient is φ = 2213292.

The previous prime is 2213279. The next prime is 2213311. The reversal of 2213293 is 3923122.

2213293 is digitally balanced in base 2, 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., 2082249 + 131044 = 1443^2 + 362^2 .

It is a cyclic number.

It is not a de Polignac number, because 2213293 - 29 = 2212781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2213203) 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, 1106646 + 1106647.

It is an arithmetic number, because the mean of its divisors is an integer number (1106647).

22213293 is an apocalyptic number.

It is an amenable number.

2213293 is a deficient number, since it is larger than the sum of its proper divisors (1).

2213293 is an equidigital number, since it uses as much as digits as its factorization.

2213293 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 648, while the sum is 22.

The square root of 2213293 is about 1487.7140182172. The cubic root of 2213293 is about 130.3205697970.

The spelling of 2213293 in words is "two million, two hundred thirteen thousand, two hundred ninety-three".