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230000212 = 22132340237
BaseRepresentation
bin11011011010110…
…00011001010100
3121000210012222101
431231120121110
5432340001322
634453411444
75461653361
oct1555303124
9530705871
10230000212
11108913622
1265039b84
133885c400
1422791468
15152d3327
hexdb58654

230000212 has 18 divisors (see below), whose sum is σ = 435844878. Its totient is φ = 106153632.

The previous prime is 230000209. The next prime is 230000219. The reversal of 230000212 is 212000032.

230000212 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 5180176 + 224820036 = 2276^2 + 14994^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230000219) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 169443 + ... + 170794.

Almost surely, 2230000212 is an apocalyptic number.

It is an amenable number.

230000212 is a deficient number, since it is larger than the sum of its proper divisors (205844666).

230000212 is a wasteful number, since it uses less digits than its factorization.

230000212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340267 (or 340252 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 230000212 is about 15165.7578775345. The cubic root of 230000212 is about 612.6927557704.

Adding to 230000212 its reverse (212000032), we get a palindrome (442000244).

The spelling of 230000212 in words is "two hundred thirty million, two hundred twelve", and thus it is an aban number.

Divisors: 1 2 4 13 26 52 169 338 676 340237 680474 1360948 4423081 8846162 17692324 57500053 115000106 230000212