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230366833 = 257896369
BaseRepresentation
bin11011011101100…
…01111001110001
3121001110211212221
431232301321301
5432433214313
634505321041
75465041264
oct1556617161
9531424787
10230366833
11109044014
1265196181
133895a248
1422848cdb
1515356c8d
hexdbb1e71

230366833 has 4 divisors (see below), whose sum is σ = 231263460. Its totient is φ = 229470208.

The previous prime is 230366831. The next prime is 230366863. The reversal of 230366833 is 338663032.

It is a happy number.

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 222815329 + 7551504 = 14927^2 + 2748^2 .

It is a cyclic number.

It is not a de Polignac number, because 230366833 - 21 = 230366831 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230366831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 447928 + ... + 448441.

It is an arithmetic number, because the mean of its divisors is an integer number (57815865).

Almost surely, 2230366833 is an apocalyptic number.

It is an amenable number.

230366833 is a deficient number, since it is larger than the sum of its proper divisors (896627).

230366833 is an equidigital number, since it uses as much as digits as its factorization.

230366833 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 896626.

The product of its (nonzero) digits is 46656, while the sum is 34.

The square root of 230366833 is about 15177.8401954955. The cubic root of 230366833 is about 613.0181276224.

The spelling of 230366833 in words is "two hundred thirty million, three hundred sixty-six thousand, eight hundred thirty-three".

Divisors: 1 257 896369 230366833