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230930 = 2573299
BaseRepresentation
bin111000011000010010
3102201202222
4320120102
524342210
64541042
71651160
oct703022
9381688
10230930
11148557
12b1782
138115b
1460230
1548655
hex38612

230930 has 16 divisors (see below), whose sum is σ = 475200. Its totient is φ = 79152.

The previous prime is 230929. The next prime is 230933. The reversal of 230930 is 39032.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 230899 and 230908.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 230930.

It is not an unprimeable number, because it can be changed into a prime (230933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1580 + ... + 1719.

It is an arithmetic number, because the mean of its divisors is an integer number (29700).

2230930 is an apocalyptic number.

230930 is an abundant number, since it is smaller than the sum of its proper divisors (244270).

It is a weird number, because it is abundant, but not a pseudoperfect number.

230930 is a wasteful number, since it uses less digits than its factorization.

230930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3313.

The product of its (nonzero) digits is 162, while the sum is 17.

The square root of 230930 is about 480.5517662021. The cubic root of 230930 is about 61.3517260003.

Adding to 230930 its reverse (39032), we get a palindrome (269962).

The spelling of 230930 in words is "two hundred thirty thousand, nine hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 3299 6598 16495 23093 32990 46186 115465 230930