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230124212 = 2257531053
BaseRepresentation
bin11011011011101…
…10101010110100
3121001000112001222
431231312222310
5432402433322
634500205512
75463011033
oct1555665264
9531015058
10230124212
111089987aa
1265099898
13388a3996
14227c471a
1515309e42
hexdb76ab4

230124212 has 6 divisors (see below), whose sum is σ = 402717378. Its totient is φ = 115062104.

The previous prime is 230124199. The next prime is 230124217. The reversal of 230124212 is 212421032.

It can be written as a sum of positive squares in only one way, i.e., 119159056 + 110965156 = 10916^2 + 10534^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230124217) 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, 28765523 + ... + 28765530.

It is an arithmetic number, because the mean of its divisors is an integer number (67119563).

Almost surely, 2230124212 is an apocalyptic number.

It is an amenable number.

230124212 is a deficient number, since it is larger than the sum of its proper divisors (172593166).

230124212 is a wasteful number, since it uses less digits than its factorization.

230124212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57531057 (or 57531055 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 230124212 is about 15169.8454837220. The cubic root of 230124212 is about 612.8028429914.

Adding to 230124212 its reverse (212421032), we get a palindrome (442545244).

The spelling of 230124212 in words is "two hundred thirty million, one hundred twenty-four thousand, two hundred twelve".

Divisors: 1 2 4 57531053 115062106 230124212