Search a number
-
+
2230033 = 13171541
BaseRepresentation
bin1000100000011100010001
311012022000211
420200130101
51032330113
6115444121
724645361
oct10403421
94168024
102230033
111293503
128b6641
13601060
144209a1
152e0b3d
hex220711

2230033 has 4 divisors (see below), whose sum is σ = 2401588. Its totient is φ = 2058480.

The previous prime is 2230021. The next prime is 2230051. The reversal of 2230033 is 3300322.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 399424 + 1830609 = 632^2 + 1353^2 .

It is a cyclic number.

It is not a de Polignac number, because 2230033 - 25 = 2230001 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13), and also a Moran number because the ratio is a prime number: 171541 = 2230033 / (2 + 2 + 3 + 0 + 0 + 3 + 3).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2229995 and 2230022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2230093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85758 + ... + 85783.

It is an arithmetic number, because the mean of its divisors is an integer number (600397).

22230033 is an apocalyptic number.

It is an amenable number.

2230033 is a deficient number, since it is larger than the sum of its proper divisors (171555).

2230033 is a wasteful number, since it uses less digits than its factorization.

2230033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171554.

The product of its (nonzero) digits is 108, while the sum is 13.

The square root of 2230033 is about 1493.3295014832. The cubic root of 2230033 is about 130.6483000644.

Adding to 2230033 its reverse (3300322), we get a palindrome (5530355).

The spelling of 2230033 in words is "two million, two hundred thirty thousand, thirty-three".

Divisors: 1 13 171541 2230033