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304042404 = 223103245989
BaseRepresentation
bin10010000111110…
…101000110100100
3210012002221202210
4102013311012210
51110313324104
650100403420
710351214001
oct2207650644
9705087683
10304042404
11146695616
12859a6570
134acb4a63
142c5468a8
151ba5b989
hex121f51a4

304042404 has 24 divisors (see below), whose sum is σ = 716322880. Its totient is φ = 100363104.

The previous prime is 304042381. The next prime is 304042439. The reversal of 304042404 is 404240403.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121759 + ... + 124230.

Almost surely, 2304042404 is an apocalyptic number.

It is an amenable number.

304042404 is an abundant number, since it is smaller than the sum of its proper divisors (412280476).

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

304042404 is a wasteful number, since it uses less digits than its factorization.

304042404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246099 (or 246097 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 304042404 is about 17436.8117498584. The cubic root of 304042404 is about 672.4263433285.

Adding to 304042404 its reverse (404240403), we get a palindrome (708282807).

The spelling of 304042404 in words is "three hundred four million, forty-two thousand, four hundred four".

Divisors: 1 2 3 4 6 12 103 206 309 412 618 1236 245989 491978 737967 983956 1475934 2951868 25336867 50673734 76010601 101347468 152021202 304042404