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230222404 = 2257555601
BaseRepresentation
bin11011011100011…
…10101001000100
3121001012111202201
431232032221010
5432414104104
634502244244
75463600226
oct1556165104
9531174681
10230222404
11108a55555
1265126684
1338909599
142280c416
15153290a4
hexdb8ea44

230222404 has 6 divisors (see below), whose sum is σ = 402889214. Its totient is φ = 115111200.

The previous prime is 230222401. The next prime is 230222417. The reversal of 230222404 is 404222032.

230222404 is digitally balanced in base 2, 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 only one way, i.e., 177688900 + 52533504 = 13330^2 + 7248^2 .

It is not an unprimeable number, because it can be changed into a prime (230222401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28777797 + ... + 28777804.

Almost surely, 2230222404 is an apocalyptic number.

It is an amenable number.

230222404 is a deficient number, since it is larger than the sum of its proper divisors (172666810).

230222404 is a wasteful number, since it uses less digits than its factorization.

230222404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57555605 (or 57555603 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 230222404 is about 15173.0815591296. The cubic root of 230222404 is about 612.8899898123.

Adding to 230222404 its reverse (404222032), we get a palindrome (634444436).

The spelling of 230222404 in words is "two hundred thirty million, two hundred twenty-two thousand, four hundred four".

Divisors: 1 2 4 57555601 115111202 230222404