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230573562 = 23113340079
BaseRepresentation
bin11011011111001…
…00010111111010
3121001212100110120
431233210113322
5433011323222
634513554110
75466562062
oct1557442772
9531770416
10230573562
1110917536a
1265275936
1338a0037b
14228a03a2
151539815c
hexdbe45fa

230573562 has 16 divisors (see below), whose sum is σ = 465229440. Its totient is φ = 76177472.

The previous prime is 230573561. The next prime is 230573579. The reversal of 230573562 is 265375032.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (230573561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169362 + ... + 170717.

It is an arithmetic number, because the mean of its divisors is an integer number (29076840).

Almost surely, 2230573562 is an apocalyptic number.

230573562 is an abundant number, since it is smaller than the sum of its proper divisors (234655878).

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

230573562 is a wasteful number, since it uses less digits than its factorization.

230573562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340197.

The product of its (nonzero) digits is 37800, while the sum is 33.

The square root of 230573562 is about 15184.6488928786. The cubic root of 230573562 is about 613.2014450057.

The spelling of 230573562 in words is "two hundred thirty million, five hundred seventy-three thousand, five hundred sixty-two".

Divisors: 1 2 3 6 113 226 339 678 340079 680158 1020237 2040474 38428927 76857854 115286781 230573562