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230224433 = 884926017
BaseRepresentation
bin11011011100011…
…11001000110001
3121001012121112212
431232033020301
5432414140213
634502301505
75463606155
oct1556171061
9531177485
10230224433
11108a5702a
1265127895
133890a49a
142280d065
15153299a8
hexdb8f231

230224433 has 4 divisors (see below), whose sum is σ = 230259300. Its totient is φ = 230189568.

The previous prime is 230224429. The next prime is 230224439. The reversal of 230224433 is 334422032.

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 63091249 + 167133184 = 7943^2 + 12928^2 .

It is a cyclic number.

It is not a de Polignac number, because 230224433 - 22 = 230224429 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 230224399 and 230224408.

It is not an unprimeable number, because it can be changed into a prime (230224439) 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, 4160 + ... + 21857.

It is an arithmetic number, because the mean of its divisors is an integer number (57564825).

Almost surely, 2230224433 is an apocalyptic number.

It is an amenable number.

230224433 is a deficient number, since it is larger than the sum of its proper divisors (34867).

230224433 is an equidigital number, since it uses as much as digits as its factorization.

230224433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34866.

The product of its (nonzero) digits is 3456, while the sum is 23.

The square root of 230224433 is about 15173.1484208123. The cubic root of 230224433 is about 612.8917903178.

Adding to 230224433 its reverse (334422032), we get a palindrome (564646465).

The spelling of 230224433 in words is "two hundred thirty million, two hundred twenty-four thousand, four hundred thirty-three".

Divisors: 1 8849 26017 230224433