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230130210 = 2358578951
BaseRepresentation
bin11011011011110…
…00001000100010
3121001000211022010
431231320020202
5432403131320
634500253350
75463034362
oct1555701042
9531024263
10230130210
111089a2262
12650a1256
13388a662b
14227c69a2
151530bae0
hexdb78222

230130210 has 32 divisors (see below), whose sum is σ = 553018752. Its totient is φ = 61289600.

The previous prime is 230130209. The next prime is 230130221. The reversal of 230130210 is 12031032.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21235 + ... + 30185.

It is an arithmetic number, because the mean of its divisors is an integer number (17281836).

Almost surely, 2230130210 is an apocalyptic number.

230130210 is an abundant number, since it is smaller than the sum of its proper divisors (322888542).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

230130210 is a wasteful number, since it uses less digits than its factorization.

230130210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9818.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 230130210 is about 15170.0431772622. The cubic root of 230130210 is about 612.8081670140.

Adding to 230130210 its reverse (12031032), we get a palindrome (242161242).

The spelling of 230130210 in words is "two hundred thirty million, one hundred thirty thousand, two hundred ten".

Divisors: 1 2 3 5 6 10 15 30 857 1714 2571 4285 5142 8570 8951 12855 17902 25710 26853 44755 53706 89510 134265 268530 7671007 15342014 23013021 38355035 46026042 76710070 115065105 230130210