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30235 = 56047
BaseRepresentation
bin111011000011011
31112110211
413120123
51431420
6351551
7154102
oct73033
945424
1030235
1120797
12155b7
13109ba
14b039
158e5a
hex761b

30235 has 4 divisors (see below), whose sum is σ = 36288. Its totient is φ = 24184.

The previous prime is 30223. The next prime is 30241. The reversal of 30235 is 53203.

Adding to 30235 its reverse (53203), we get a palindrome (83438).

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 53203 = 83641.

It is a cyclic number.

It is not a de Polignac number, because 30235 - 25 = 30203 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3019 + ... + 3028.

It is an arithmetic number, because the mean of its divisors is an integer number (9072).

230235 is an apocalyptic number.

30235 is a deficient number, since it is larger than the sum of its proper divisors (6053).

30235 is an equidigital number, since it uses as much as digits as its factorization.

30235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6052.

The product of its (nonzero) digits is 90, while the sum is 13.

The square root of 30235 is about 173.8821439941. The cubic root of 30235 is about 31.1532474219.

The spelling of 30235 in words is "thirty thousand, two hundred thirty-five".

Divisors: 1 5 6047 30235