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230093236 = 2257523309
BaseRepresentation
bin11011011011011…
…11000110110100
3121000221221120201
431231233012310
5432400440421
634455410244
75462521522
oct1555570664
9530857521
10230093236
111089774aa
1265083984
1338892859
14227b7312
1515300b91
hexdb6f1b4

230093236 has 6 divisors (see below), whose sum is σ = 402663170. Its totient is φ = 115046616.

The previous prime is 230093231. The next prime is 230093239. The reversal of 230093236 is 632390032.

It can be written as a sum of positive squares in only one way, i.e., 164968336 + 65124900 = 12844^2 + 8070^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230093231) 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 as a sum of consecutive naturals, namely, 28761651 + ... + 28761658.

Almost surely, 2230093236 is an apocalyptic number.

It is an amenable number.

230093236 is a deficient number, since it is larger than the sum of its proper divisors (172569934).

230093236 is a wasteful number, since it uses less digits than its factorization.

230093236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57523313 (or 57523311 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 28.

The square root of 230093236 is about 15168.8244765374. The cubic root of 230093236 is about 612.7753461996.

The spelling of 230093236 in words is "two hundred thirty million, ninety-three thousand, two hundred thirty-six".

Divisors: 1 2 4 57523309 115046618 230093236