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304004 = 2276001
BaseRepresentation
bin1001010001110000100
3120110000102
41022032010
534212004
610303232
72404211
oct1121604
9513012
10304004
11198448
12127b18
13a84ac
147cb08
156011e
hex4a384

304004 has 6 divisors (see below), whose sum is σ = 532014. Its totient is φ = 152000.

The previous prime is 303997. The next prime is 304009. The reversal of 304004 is 400403.

It can be written as a sum of positive squares in only one way, i.e., 280900 + 23104 = 530^2 + 152^2 .

It is not an unprimeable number, because it can be changed into a prime (304009) 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 as a sum of consecutive naturals, namely, 37997 + ... + 38004.

It is an arithmetic number, because the mean of its divisors is an integer number (88669).

2304004 is an apocalyptic number.

It is an amenable number.

304004 is a deficient number, since it is larger than the sum of its proper divisors (228010).

304004 is a wasteful number, since it uses less digits than its factorization.

304004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76005 (or 76003 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 11.

The square root of 304004 is about 551.3655774529. The cubic root of 304004 is about 67.2398030448.

Adding to 304004 its reverse (400403), we get a palindrome (704407).

The spelling of 304004 in words is "three hundred four thousand, four", and thus it is an iban number.

Divisors: 1 2 4 76001 152002 304004