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230313210 = 23511367939
BaseRepresentation
bin11011011101001…
…00110011111010
3121001101010022220
431232210303322
5432430010320
634504224510
75464426041
oct1556446372
9531333286
10230313210
111090077a6
126516b136
133893ba0a
1422833558
1515345e40
hexdba4cfa

230313210 has 32 divisors (see below), whose sum is σ = 557651520. Its totient is φ = 60872448.

The previous prime is 230313199. The next prime is 230313233. The reversal of 230313210 is 12313032.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 230313210.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 30580 + ... + 37359.

It is an arithmetic number, because the mean of its divisors is an integer number (17426610).

Almost surely, 2230313210 is an apocalyptic number.

230313210 is an abundant number, since it is smaller than the sum of its proper divisors (327338310).

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

230313210 is a wasteful number, since it uses less digits than its factorization.

230313210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68062.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 230313210 is about 15176.0736028790. The cubic root of 230313210 is about 612.9705594005.

Adding to 230313210 its reverse (12313032), we get a palindrome (242626242).

The spelling of 230313210 in words is "two hundred thirty million, three hundred thirteen thousand, two hundred ten".

Divisors: 1 2 3 5 6 10 15 30 113 226 339 565 678 1130 1695 3390 67939 135878 203817 339695 407634 679390 1019085 2038170 7677107 15354214 23031321 38385535 46062642 76771070 115156605 230313210