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230331304 = 2374113059
BaseRepresentation
bin11011011101010…
…01001110101000
3121001102001011001
431232221032220
5432431100204
634504444344
75464532560
oct1556511650
9531361131
10230331304
1110901a355
12651796b4
1338947018
1422839da0
151534b4a4
hexdba93a8

230331304 has 16 divisors (see below), whose sum is σ = 493567200. Its totient is φ = 98713392.

The previous prime is 230331289. The next prime is 230331341. The reversal of 230331304 is 403133032.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2056474 + ... + 2056585.

It is an arithmetic number, because the mean of its divisors is an integer number (30847950).

Almost surely, 2230331304 is an apocalyptic number.

It is an amenable number.

230331304 is an abundant number, since it is smaller than the sum of its proper divisors (263235896).

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

230331304 is a wasteful number, since it uses less digits than its factorization.

230331304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4113072 (or 4113068 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 230331304 is about 15176.6697269197. The cubic root of 230331304 is about 612.9866111630.

Adding to 230331304 its reverse (403133032), we get a palindrome (633464336).

The spelling of 230331304 in words is "two hundred thirty million, three hundred thirty-one thousand, three hundred four".

Divisors: 1 2 4 7 8 14 28 56 4113059 8226118 16452236 28791413 32904472 57582826 115165652 230331304