Search a number
-
+
235306 = 2294057
BaseRepresentation
bin111001011100101010
3102221210001
4321130222
530012211
65013214
72000011
oct713452
9387701
10235306
11150875
12b420a
1383146
1461a78
1549ac1
hex3972a

235306 has 8 divisors (see below), whose sum is σ = 365220. Its totient is φ = 113568.

The previous prime is 235289. The next prime is 235307. The reversal of 235306 is 603532.

235306 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 235225 + 81 = 485^2 + 9^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (235307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1971 + ... + 2086.

2235306 is an apocalyptic number.

235306 is a deficient number, since it is larger than the sum of its proper divisors (129914).

235306 is a wasteful number, since it uses less digits than its factorization.

235306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4088.

The product of its (nonzero) digits is 540, while the sum is 19.

The square root of 235306 is about 485.0834979671. The cubic root of 235306 is about 61.7368311015.

Adding to 235306 its reverse (603532), we get a palindrome (838838).

It can be divided in two parts, 23 and 5306, that added together give a square (5329 = 732).

The spelling of 235306 in words is "two hundred thirty-five thousand, three hundred six".

Divisors: 1 2 29 58 4057 8114 117653 235306